Gravity
Scientists invent easier, cheaper way to measure gravity  PHYS.ORG · 4 hours
The world has one official kilogram against which all other country's kilograms are measured and scales calibrated. more
Image: Giant black hole powers cosmic fountain  PHYS.ORG · 1 day
Before electrical power became available, water fountains worked by relying on gravity to channel water from a higher elevation to a lower one. This water could then be redirected to shoot out of the... more
Innovation increases observable volume of the universe by a factor of seven  PHYS.ORG · 3 days
The detection of Einstein's gravitational waves relies on highly precise laser measurements of small length changes. The kilometer-size detectors of the international network (GEO600,... more
Increasing the effectivity of condensation through electrowetting  PHYS.ORG · 4 days
Researchers of the department of Physics of Complex Fluids of the University of Twente's MESA+ institute have succeeded in increasing the effectivity of condensation through gravity-driven electrowetting. "We have been able to increase condensation... more
Bose-Einstein condensates cannot currently detect gravitational waves  SCIENCE DAILY · 5 days
The gravitational waves created in the depths of space indeed reach Earth. Their effects, however, are so small that they could only be observed so far using kilometer-long measurement facilities. Physicists therefore discuss whether... more
An exoplanet loses its atmosphere in the form of a tail  PHYS.ORG · 2 weeks
A new study led by scientists from the Instituto de Astrofísica de Canarias (IAC) reveals that the giant exoplanet WASP-69b carries a comet-like tail made up... more
LIGO supercomputer upgrade will speed up groundbreaking astrophysics research  PHYS.ORG · 2 weeks
In 2016, an international team of scientists found definitive evidence—tiny ripples in space known as gravitational waves—to support one of the last remaining untested predictions of Einstein's theory of general... more
Catalog of cosmic cataclysms helps establish gravitational wave astronomy  nanowerk · 2 weeks
The records of cataclysmic cosmic events, including four black hole observations disclosed for the first time, have been collected into a catalog. Production of the catalog suggests that gravitational wave... more
LIGO and Virgo Announce Four New Detections  ASTRO WATCH · 2 weeks
On Saturday, December 1, scientists attending the Gravitational Wave Physics and Astronomy Workshop in College Park, Maryland, presented new results from the... more
Galileo satellites prove Einstein's Relativity Theory to highest accuracy yet  PHYS.ORG · 2 weeks
Europe's Galileo satellite navigation system – already serving users globally – has now provided a historic service to the physics community worldwide, enabling the most accurate measurement ever... more
Physicists Detect Four New Gravitational Waves  SCI-NEWS.COM · 2 weeks
The twin LIGO (Laser Interferometer Gravitational-Wave Observatory) detectors, located in Livingston, Louisiana, and Hanford, Washington, and the Virgo detector located near Pisa, Italy, have... more
New detections of gravitational waves brings the number to 11 – so far  PHYS.ORG · 2 weeks
Four new detections of gravitational waves have been announced at the Gravitational Waves Physics and Astronomy Workshop, at the University of Maryland... more
4 Gravitational-Wave Detections Include Largest, Most Distant Black Hole Crash Ever  SPACE.COM · 2 weeks
Four new gravitational-wave observations mean scientists can start to make broader discoveries about the world around us and the black holes that fill it. more
How some sap-sucking insects fling their pee  SCIENCE-NEWS · 2 weeks
Sharpshooters hurl their pee with structure called a stylus, which sends droplets flying at 20 times the acceleration of Earth’s gravity. more
LIGO and Virgo announce four new gravitational-wave detections  SCIENCE DAILY · 2 weeks
The LIGO and Virgo collaborations have now confidently detected gravitational waves from a total of 10 stellar-mass binary black hole mergers and one merger of neutron stars, which are the dense, spherical... more
Scientists detect biggest known black-hole collision  PHYS.ORG · 2 weeks
An international team of scientists have detected ripples in space and time, known as gravitational waves, from the biggest known black-hole collision that formed a new black hole about 80 times larger than the Sun –... more
How do stellar binaries form?  PHYS.ORG · 2 weeks
Most stars with the mass of the sun or larger have one or more companion stars, but when and how these multiple stars form is one of the controversial central problems of astronomy. Gravity contracts the natal gas... more
Hubble Telescope Spots Thousands of 'Orphaned' Star Clusters Drifting Between Galaxies  SPACE.COM · 2 weeks
An enormous cosmic neighborhood that's home to more than 1,000 gravitationally bound galactic neighbors is bursting with thousands of stray star clusters, images from the Hubble... more
Atomic clocks now keep time well enough to improve models of Earth  SCIENCE DAILY · 3 weeks
Experimental atomic clocks have now achieved three new performance records, now ticking precisely enough to not only improve timekeeping and navigation, but also detect... more
NIST atomic clocks now keep time well enough to improve models of Earth  PHYS.ORG · 3 weeks
Experimental atomic clocks at the National Institute of Standards and Technology (NIST) have achieved three new performance records, now ticking precisely enough... more
Does teen cannabis use lead to behavior problems -- or vice versa?  SCIENCE DAILY · 3 weeks
New research finds that cannabis use among teens doesn't appear to lead to greater conduct problems or greater affiliation with other teens who smoke... more
'Solar Gravity Lens' Could Bring Exoplanets into Sharp Focus  SPACE.COM · 3 weeks
An innovative deep-space concept that relies on a solar gravity lens to enable enhanced viewing of exoplanets is under study by researchers at NASA’s Jet Propulsion Laboratory and The Aerospace... more
NASA's Lucy in the Sky with … Asteroids?  ASTRO WATCH · 4 weeks
A little over 4 billion years ago, the planets in our solar system coexisted with vast numbers of small rocky... more
NASA's Lucy in the sky with … asteroids?  PHYS.ORG · 4 weeks
A little over 4 billion years ago, the planets in our solar system coexisted with vast numbers of small rocky or icy objects orbiting the Sun. These were the last remnants of... more
Odd bodies, rapid spins keep cosmic rings close  SCIENCE DAILY · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea -- small objects deep in our solar system -- can be credited for forming and maintaining... more
Odd Bodies, Rapid Spins Keep Cosmic Rings Close  ASTRO WATCH · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea – small objects deep... more
Odd bodies, rapid spins keep cosmic rings close  PHYS.ORG · 4 weeks
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea—small objects deep in our solar system—can be credited for forming and maintaining their own rings, according... more
What happens to the brain in zero gravity?  PHYS.ORG · 4 weeks
NASA has made a commitment to send humans to Mars by the 2030s. This is an ambitious goal when you think that a typical round trip will anywhere between three and six... more
Gravitationally lensed quasars  PHYS.ORG · 4 weeks
The path of light is bent by mass, an effect predicted by Einstein's theory of gravity, and when a massive galaxy or cluster lies along our line-of-sight to a more distant galaxy its matter will act as a lens to... more
Stephen HawkingAlbert EinsteinSpacetimeCERNNASAExoplanetsBlack HolesGalaxiesGravitational WavesString Theory
Innovation increases observable volume of the universe by a factor of seven
PHYS.ORG
Actual image of a white dwarf feeding on material from a larger red giant 650 light years from Earth
PHYS.ORG
Galileo satellites prove Einstein's Relativity Theory to highest accuracy yet
ESA
How some sap-sucking insects fling their pee
SCIENCE-NEWS
Scientists detect biggest known black-hole collision
PHYS.ORG
What happens to the brain in zero gravity?
PHYS.ORG
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