Evolution
Researchers develop a computer simulator that helps study evolution of COVID-19 in Europe  NEWS MEDICAL · 1 day
A team of Spanish researchers have designed and validated a simulator to enable study of the evolution of the COVID-19 illness in... more
A metal-free blue chromophore derived from plant pigments  Science Magazine · 1 day
Blue natural pigments are rare, especially among plants. However, flowering species that evolved to attract Hymenoptera pollinators are colored by blue anthocyanin-metal complexes. Plants lacking anthocyanins are pigmented by betalains but are... more
Homo erectus Existed 200,000 Years Earlier than Previously Thought  SCI-NEWS.COM · 1 day
An international team of paleoanthropologists has unearthed a 2-million-year-old skull of Homo erectus, the first of our ancestors... more
Lacustrine ecosystems needed 10 million years to recover after end-permian mass extinction  PHYS.ORG · 1 day
The end-Permian mass extinction (EPME), approximately 252 million years ago (Ma), caused a serious marine and terrestrial ecosystem crisis, and about 75% of terrestrial... more
Tooth be told: Earless seals existed in ancient Australia  PHYS.ORG · 2 days
A fossilised seal tooth found on a Victorian beach could hold the key to uncovering the history and geography of earless seals that graced Australia's shores three million years ago. more
When three species of human ancestor walked the Earth  SCIENCE DAILY · 2 days
Scientists share details of the most ancient fossil of Homo erectus known and discuss how these new findings are forcing us to rewrite a part of our species' evolutionary history. more
90-Million-Year-Old Fossilized Rainforest Discovered in Antarctica  SCI-NEWS.COM · 2 days
An international team of paleontologists and geologists has uncovered well-preserved fossilized roots, pollen and spores of 90-million-year-old (mid-Cretaceous period) rainforest trees in West Antarctica.... more
Scientists discover a new class of taste receptors  SCIENCE DAILY · 2 days
Evolution is a tinkerer, not an engineer. 'Evolution does not produce novelties from scratch. It works with what already exists,' wrote Nobel laureate François Jacob in 1977, and biologists continue to find... more
Scientists discover a new class of taste receptors  PHYS.ORG · 2 days
Evolution is a tinkerer, not an engineer. "Evolution does not produce novelties from scratch. It works with what already exists," wrote Nobel laureate François Jacob in 1977, and biologists continue to find... more
Contemporaneity of Australopithecus, Paranthropus, and early Homo erectus in South Africa  Science Magazine · 2 days
Understanding the extinction of Australopithecus and origins of Paranthropus and Homo in South Africa has been hampered by the perceived complex geological context of hominin fossils,... more
Australopithecus afarensis Had Ape-Like Brain Organization, But Prolonged Brain Growth Like Humans  SCI-NEWS.COM · 2 days
Human brains are three times larger, are organized differently, and mature for a longer period of time than those of our closest living relatives,... more
Does relativity lie at the source of quantum exoticism?  PHYS.ORG · 2 days
Since its beginnings, quantum mechanics hasn't ceased to amaze us with its peculiarity, so difficult to understand. Why does one particle seem to pass through two slits simultaneously? Why, instead... more
Fossil trove sheds light on ancient antipodean ecology  PHYS.ORG · 3 days
The oldest known animals and plants preserved in amber from Southern Gondwana are reported in Scientific Reports this week. Gondwana, the supercontinent made up of South America, Africa, Madagascar, India, Antarctica and... more
Fossil skull casts doubt over modern human ancestry  PHYS.ORG · 3 days
Griffith University scientists have led an international team to date the skull of an early human found in Africa, potentially upending human evolution knowledge with their discovery. more
Rodents and a rocket carried these researchers' dreams to space  PHYS.ORG · 3 days
The human body evolved within the constant force of Earth's gravity. To prevent bone and muscle atrophy during their stays in space, astronauts must exercise every day. For... more
A next-generation sensor network for tracking small animals  PHYS.ORG · 3 days
A newly developed wireless biologging network (WBN) enables high-resolution tracking of small animals, according to a study published April 2 in the open-access journal PLOS Biology by Simon Ripperger of the Leibniz... more
Patients with hypertension, diabetes and heart disease more likely to die from COVID-19  NEWS MEDICAL · 3 days
As the coronavirus disease (COVID-19) evolves, important information emerges, thanks to studies and analyses undertaken by scientists and health experts. With more... more
Climate change may be making migration harder by shortening nightingales' wings  SCIENCE DAILY · 3 days
The Common Nightingale, known for its beautiful song, breeds in Europe and parts of Asia and migrates to sub-Saharan Africa every winter. A new study suggests... more
Homo naledi juvenile remains offers clues to how our ancestors grew up  SCIENCE DAILY · 3 days
A partial skeleton of Homo naledi represents a rare case of an immature individual, shedding light on the evolution of growth and development in... more
Homo naledi juvenile remains offers clues to how our ancestors grew up  PHYS.ORG · 3 days
A partial skeleton of Homo naledi represents a rare case of an immature individual, shedding light on the evolution of growth and development in... more
Skull scans reveal evolutionary secrets of fossil brains  PHYS.ORG · 3 days
Scientists have long been able to measure and analyze the fossil skulls of our ancient ancestors to estimate brain volume and growth. The question of how these ancient brains compare to modern... more
Evolutionary adaptation helped cave bears hibernate, but may have caused extinction  PHYS.ORG · 3 days
A study published in Science Advances on April 1 reveals a new hypothesis that may explain why European cave bears went extinct during past climate change... more
Virus-host coexistence in phytoplankton through the genomic lens  Science Magazine · 3 days
Virus-microbe interactions in the ocean are commonly described by "boom and bust" dynamics, whereby a numerically dominant microorganism is lysed and replaced by a virus-resistant one. Here, we isolated a microalga strain... more
Australopithecus afarensis endocasts suggest ape-like brain organization and prolonged brain growth  Science Magazine · 3 days
Human brains are three times larger, are organized differently, and mature for a longer period of time than those of our closest living relatives, the chimpanzees.... more
Oldest ever human genetic evidence clarifies dispute over our ancestors  SCIENCE DAILY · 3 days
Genetic information from an 800,000-year-old human fossil has been retrieved for the first time. The results shed light on one of the branching points in the human family... more
Landmark skull fossil provides surprising human evolution clues  REUTERS · 3 days
Scientists have solved a longstanding mystery over the age of a landmark skull found in 1921 in Zambia - the... more
Oldest-ever human genetic evidence clarifies dispute over our ancestors  PHYS.ORG · 4 days
Genetic information from an 800,000-year-old human fossil has been retrieved for the first time. The results from the University of Copenhagen shed light on one of the branching points in... more
Climate change may be making migration harder by shortening nightingales' wings  PHYS.ORG · 4 days
The Common Nightingale, known for its beautiful song, breeds in Europe and parts of Asia and migrates to sub-Saharan Africa every winter. A new study published... more
An affordable and fast clinical test that can save human lives and spares at-risk population  PHYS.ORG · 4 days
Horseshoe crabs are remarkable animals, beautiful in their weirdness. These "living fossils" evolved 450 million years ago and... more
Scientists Decode Genome of Sterlet Sturgeon  SCI-NEWS.COM · 5 days
An international team of researchers from the United States and Europe has produced the first high-quality genomic sequence for the sterlet (Acipenser ruthenus), a... more
The unlikely story of the green peafowl  PHYS.ORG · 5 days
We all know that habitat loss is pushing many species to the brink of extinction, with the conversion of forests for agricultural use a particular problem. more
Warped space-time to help WFIRST find exoplanets  PHYS.ORG · 5 days
NASA's Wide Field Infrared Survey Telescope (WFIRST) will search for planets outside our solar system toward the center of our Milky Way galaxy, where most stars are. Studying the properties of exoplanet worlds will... more
Defaunation in rainforests could have more severe consequences than reported  PHYS.ORG · 5 days
Tropical rainforests are emptying out due to the ongoing extinction of animal species caused by overhunting and forest fragmentation. But not only species as such, also the number... more
New Trump mileage standards to gut Obama climate effort  PHYS.ORG · 5 days
President Donald Trump is poised to roll back ambitious Obama-era vehicle mileage standards and raise the ceiling on damaging fossil fuel emissions for years to come, gutting one of the... more
Water pressure: Ancient aquatic crocs evolved, enlarged to avoid freezing  PHYS.ORG · 5 days
Taking the evolutionary plunge into water and abandoning land for good, as some crocodilian ancestors did nearly 200 million years ago, is often framed as choosing freedom: from... more
Sturgeon genome sequenced  PHYS.ORG · 5 days
Sometimes referred to as the "the Methuselah of freshwater fish," sturgeons and their close relatives are very old from an evolutionary point of view. Fossils indicate that sturgeons date back 250 million years and have changed very little during this... more
Studying the mechanism for avian magnetic orientation  PHYS.ORG · 5 days
Ornithologists and physicists from St Petersburg University have conducted an interdisciplinary study together with colleagues from Sechenov Institute of Evolutionary Physiology and Biochemistry of the Russian Academy of Sciences and the Biological Station Rybachy... more
How animals understand numbers influences their chance of survival  PHYS.ORG · 6 days
While they can't pick out precise numbers, animals can comprehend that more is, well, more. From birds to bees and wolves to frogs, animals use numbers to hunt, find a... more
Scientists propose new strategy for carbon dioxide electrochemical reduction  PHYS.ORG · 6 days
Carbon dioxide (CO2) emission has become a global problem. Efficient conversion of CO2 into value-added liquid fuels is one method to fix CO2, and it can alleviate the growing shortage... more
Predation risk drives the evolution of the placenta  PHYS.ORG · 6 days
An international team of scientists led by assistant professor Bart Pollux from Wageningen University & Research has showed that predators are driving the evolution of more complex placentas. They studied populations of... more
Rheumatic diseases: The cost of survival during the Little Ice Age  PHYS.ORG · 6 days
A study by the Human Evolutionary Biology Group at the UPV/EHU-University of the Basque Country provides clues about the prevalence of a certain genetic profile in... more
In Earth's largest extinction, land animal die-offs began long before marine extinction  SCIENCE DAILY · 1 week
Because of poor dates for land fossils laid down before and after the mass extinction at the end of the Permian, paleontologists assumed that... more
Rheumatism: New clues about the prevalence of certain genetic profile in Europeans  NEWS MEDICAL · 1 week
A piece of research by the Human Evolutionary Biology Group at the UPV/EHU-University of the Basque Country provides clues about the prevalence of a... more
ALMA resolves gas impacted by young jets from supermassive black hole  PHYS.ORG · 1 week
Astronomers obtained the first resolved image of disturbed gaseous clouds in a galaxy 11 billion light-years away by using the Atacama Large Millimeter/submillimeter Array (ALMA). The... more
ALMA resolves gas impacted by young jets from supermassive black hole  SCIENCE DAILY · 1 week
Astronomers obtained the first resolved image of disturbed gaseous clouds in a galaxy 11 billion light-years away by using the Atacama Large Millimeter/submillimeter Array (ALMA). The... more
Control of anthropogenic atmospheric emissions can improve water quality in seas  SCIENCE DAILY · 1 week
A new research highlighted the importance of reducing fossil fuel combustion not only to curb the trend of global warming, but also to improve the quality... more
Case studies provide in-depth lessons about sustainability  PHYS.ORG · 1 week
"I can't watch these animals go extinct and sit by," Josh, general manager of Mugie Conservancy said in an interview about the problem of poaching other animals, usually for profit. This after he received... more
Control of anthropogenic emissions can improve water quality in coastal seas  PHYS.ORG · 1 week
A new study highlights the importance of reducing fossil fuel combustion, not only to curb the trend of global warming, but also to improve the quality... more
Longer lives not dependent on increased energy use  SCIENCE DAILY · 1 week
Growing consumption of energy and fossil fuels over four decades did not play a significant role in increasing life expectancy across 70 countries. New research has quantified the importance of different development... more
Researchers create framework for evaluating environmental stopgap measures  PHYS.ORG · 1 week
Ending global environmental crises such as climate change and slowing the growing number of extinctions of plant and animal species will require radical solutions that could take centuries to implement. Meanwhile, the... more
New Feathered Dinosaur Unveiled: Dineobellator notohesperus  SCI-NEWS.COM · 1 week
A new species of dromaeosaurid dinosaur being named Dineobellator notohesperus has been discovered by a team of U.S. paleontologists. Dineobellator notohesperus lived some 67... more
Paired with super telescopes, model Earths guide hunt for life  nanowerk · 1 week
Astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. The models will be spectral templates for astronomers... more
Longer lives not dependent on increased energy use  PHYS.ORG · 1 week
Growing consumption of energy and fossil fuels over four decades did not play a significant role in increasing life expectancy across 70 countries. more
Paired with super telescopes, model Earths guide hunt for life  SCIENCE DAILY · 1 week
Astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. The models will be spectral templates for astronomers... more
Transcription polymerase-catalyzed emergence of novel RNA replicons  Science Magazine · 1 week
Transcription polymerases can exhibit an unusual mode of regenerating certain RNA templates from RNA, yielding systems that can replicate and evolve with RNA as information carrier. Two classes of pathogenic RNAs (Hepatitis delta virus... more
No consistent ENSO response to volcanic forcing over the last millennium  Science Magazine · 1 week
The El Niño–Southern Oscillation (ENSO) shapes global climate patterns yet its sensitivity to external climate forcing remains uncertain. Modeling studies suggest that ENSO is sensitive to... more
Observation of dynamical fermionization  Science Magazine · 1 week
The wave function of a Tonks-Girardeau (T-G) gas of strongly interacting bosons in one dimension maps onto the absolute value of the wave function of a noninteracting Fermi gas. Although this fermionization makes many aspects of the two gases identical,... more
The evolutionary dynamics and fitness landscape of clonal hematopoiesis  Science Magazine · 1 week
Somatic mutations acquired in healthy tissues as we age are major determinants of cancer risk. Whether variants confer a fitness advantage or rise to detectable frequencies by chance remains largely... more
New feathered dinosaur was one of the last surviving raptors  PHYS.ORG · 1 week
A new feathered dinosaur that lived in New Mexico 67 million years ago is one of the last known surviving raptor species, according to a new publication in... more
Discovering the diet of the fossil Theropithecus oswaldi found in Cueva Victoria in Spain  PHYS.ORG · 1 week
A study published in Journal of Human Evolution reveals for the first time the diet of the fossil baboon Theropithecus... more
Earth's own evolution used as guide to hunt exoplanets  PHYS.ORG · 1 week
Cornell astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. more
Snake Venom Evolved for Prey Acquisition, New Study Shows  SCI-NEWS.COM · 1 week
Snake venom did not evolve as self-defense, according to a paper published in the journal Toxins. To provide... more
Simulation: Dust could have spread evenly over Earth after Chicxulub asteroid strike  PHYS.ORG · 1 week
Two researchers, one with the Planetary Science Institute, the other Imperial College, have created a simulation that they believe shows how dust could have... more
Experts in evolution explain why social distancing feels so unnatural  PHYS.ORG · 1 week
For many people, the most distressing part of the coronavirus pandemic is the idea of social isolation. If we get ill, we quarantine ourselves for the protection of... more
New Pterosaur Fossils Unearthed in Morocco  SCI-NEWS.COM · 1 week
Paleontologists have uncovered the remains of three species of fish-eating toothed pterosaurs in the Cretaceous-period Kem Kem beds of Morocco. Pterosaurs were Earth’s first... more
Weedy rice is unintended legacy of Green Revolution  SCIENCE DAILY · 1 week
Weedy rice is a feral form of rice that infests paddies worldwide and aggressively outcompetes cultivated varieties. A new study led by biologists at Washington University in St. Louis shows that weed... more
In Earth's largest extinction, land die-offs began long before ocean turnover  PHYS.ORG · 1 week
The mass extinction at the end of the Permian Period 252 million years ago—one of the great turnovers of life on Earth—appears to have played out... more
Snake venom did not evolve as a defense mechanism, research shows  NEWS MEDICAL · 1 week
It is estimated that every year, over 100,000 human deaths can be attributed to snakebite from the world's 700 venomous snake species - all inflicted in... more
Fossil finds give clues about flying reptiles in the Sahara 100 million years ago  SCIENCE DAILY · 1 week
Three new species of toothed pterosaurs -- flying reptiles of the Cretaceous period, some 100 million years ago -- have... more
Innovative thinner electrolyte can improve functioning of solid oxide fuel cells  PHYS.ORG · 2 weeks
In this post-industrialization age, electricity has become the backbone of our society. However, using fossil fuels to generate it is not the best option because of... more
Snake venom evolved for prey, not protection  PHYS.ORG · 2 weeks
It is estimated that every year, over 100,000 human deaths can be attributed to snakebite from the world's 700 venomous snake species—all inflicted in self-defense when the snakes feel threatened by encroaching humans. However,... more
Fossil finds give clues about flying reptiles in the Sahara 100 million years ago  PHYS.ORG · 2 weeks
Three new species of toothed pterosaurs—flying reptiles of the Cretaceous period, some 100 million years ago—have been identified in Africa... more
Big brains or many babies: How birds can thrive in urban environments  PHYS.ORG · 2 weeks
A new study in Frontiers in Ecology and Evolution suggests that birds have two alternative strategies for coping with the difficulties of humanity's increasingly... more
Small horses got smaller, big tapirs got bigger 47 million years ago  SCIENCE DAILY · 2 weeks
The former coalfield of Geiseltal in Saxony-Anhalt has yielded large numbers of exceptionally preserved fossil animals, giving palaeontologists a unique window into the evolution... more
To sleep deeply: The brainstem neurons that regulate non-REM sleep  SCIENCE DAILY · 2 weeks
Researchers identified neurons that promote non-REM sleep in the brainstem in mice. These neurons commonly expressed the gene that encodes the neuropeptide neurotensin. Activation of these neurons induced... more
Oldest Bilaterian Fossil Found in Australia  SCI-NEWS.COM · 2 weeks
Ikaria wariootia, a wormlike creature that lived more than 555 million years ago (Ediacaran period) in what is now Australia, is the earliest bilaterian,... more
Small horses got smaller, big tapirs got bigger 47 million years ago  PHYS.ORG · 2 weeks
The former coalfield of Geiseltal in eastern Germany has yielded large numbers of exceptionally preserved fossil animals, giving palaeontologists a unique window into the... more
Ancestor of all animals identified in Australian fossils  SCIENCE DAILY · 2 weeks
Geologists have discovered the first ancestor on the family tree that contains most animals today, including humans. The wormlike creature, Ikaria wariootia, is the earliest bilaterian, or organism with a front and... more
Pablo Escobar's hippos may help counteract a legacy of extinctions  PHYS.ORG · 2 weeks
When cocaine kingpin Pablo Escobar was shot dead in 1993, the four hippos he brought to his private zoo in Colombia were left behind in a pond on... more
Skulls gone wild: How and why some frogs evolved extreme heads  PHYS.ORG · 2 weeks
Many frogs look like a water balloon with legs, but don't be fooled. Beneath slick skin, some species sport spines, spikes and other skeletal secrets. more
Ancestor of all animals identified in Australian fossils  PHYS.ORG · 2 weeks
A team led by UC Riverside geologists has discovered the first ancestor on the family tree that contains most familiar animals today, including humans. more
New 3-D view of methane tracks sources  PHYS.ORG · 2 weeks
NASA's new 3-dimensional portrait of methane concentrations shows the world's second largest contributor to greenhouse warming, the diversity of sources on the ground, and the behavior of the gas as it moves through the... more
Meet Wonderchicken, Bird from Final Part of Dinosaur Era  SCI-NEWS.COM · 2 weeks
A new species of ancient bird has been identified from a nearly complete, three-dimensionally preserved skull and associated... more
Study: Climatic-niche evolution strikingly similar in plants and animals  PHYS.ORG · 2 weeks
Given the fundamental biological differences in plants and animals, previous research proposed that plants may have broader environmental tolerances than animals, but are more sensitive to climate. However, a recent... more
New catalyst material could fuel clean energy revolution  PHYS.ORG · 2 weeks
Fuel cells and water electrolyzers that are cheap and efficient will form the cornerstone of a hydrogen fuel based economy, which is one of the most promising clean and sustainable alternatives to... more
A new tool for identifying climate-adaptive coral reefs  PHYS.ORG · 2 weeks
Climate change is threatening the world's coral reefs, and saving them all will prove impossible. A team from EPFL has developed a method for identifying corals with the greatest adaptive potential to... more
A milestone in ultrafast gel fabrication from unconventional self-healing noble metal gels  PHYS.ORG · 2 weeks
Electrocatalysis is extensively involved in many important energy-related processes such as the oxygen reduction reaction (ORR) for fuel cells, the hydrogen evolution reaction (HER)... more
X-ray imaging reveals insights into a natural mosquito-killing compound  PHYS.ORG · 2 weeks
Many of the chemicals used to deter or eliminate disease-carrying mosquitoes can pollute ecosystems and drive the evolution of even more problematic, insecticide-resistant species—but thankfully, we may have better options... more
Epigenetic inheritance: A silver bullet against climate change?  SCIENCE DAILY · 2 weeks
The rapid pace of climate change threatens all living species. An international team of researchers has demonstrated that fish living in the Baltic Sea evolve using epigenetic mechanisms, yet to a lesser... more
Global human genomes reveal rich genetic diversity shaped by complex evolutionary history  SCIENCE DAILY · 2 weeks
A new study has provided the most comprehensive analysis of human genetic diversity to date, after the sequencing of 929 human genomes. The study... more
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