Gravity
Black hole mergers: Cooking with gas  SCIENCE DAILY · 22 hours
Gravitational wave detectors are finding black hole mergers in the universe at the rate of one per week. If these mergers occur in empty space, researchers cannot see associated light that is needed to determine where... more
New study proposes light signature for detecting black hole mergers  PHYS.ORG · 2 days
Gravitational wave detectors are finding black hole mergers in the universe at the rate of one per week. If these mergers occur in empty space, researchers cannot see... more
Using mountains for long-term energy storage  SCIENCE DAILY · 4 days
The storage of energy for long periods of time is subject to special challenges. A researcher proposes using a combination of Mountain Gravity Energy Storage (MGES) and hydropower as a solution for this issue. more
Hubble Captures a Dozen Sunburst Arc Doppelgangers  ASTRO WATCH · 4 days
Astronomers using the NASA/ESA Hubble Space Telescope have observed a galaxy in the distant regions of the Universe which appears duplicated at... more
'Pac-Man-like' mergers could explain massive, spinning black holes  SCIENCE DAILY · 6 days
Scientists have reported detecting gravitational waves from 10 black hole mergers to date, but they are still trying to explain the origins of those mergers. The largest merger detected so far seems... more
Astronomers observe a 'sunburst' from the early universe - in 12 copies  nanowerk · 7 days
With the powerful eyes of the Hubble Space Telescope, an international team of astronomers observed straight into the bright and hot heart of a... more
New research synthesizes different aspects of causality in quantum field theory  PHYS.ORG · 7 days
In current quantum field theory, causality is typically defined by the vanishing of field commutators for spacelike separations. Two researchers at the University of Massachusetts and... more
A new type of fire, the fuel of the future?  PHYS.ORG · 7 days
Later this month a Texus rocket will launch from Esrange, Sweden, that will travel about 260 km upwards and fall back to Earth offering researchers six minutes of... more
A new way to measure gravity: Using floating atoms  PHYS.ORG · 7 days
A team of researchers at the University of California, Berkeley, has found a new way to measure gravity—by noting differences in atoms in a supposition state, suspended in the air... more
Hubble captures a dozen Sunburst Arc doppelgangers  PHYS.ORG · 1 week
Astronomers using the NASA/ESA Hubble Space Telescope have observed a galaxy in the distant regions of the Universe which appears duplicated at least 12 times on the night sky. This unique sight, created by... more
Probing gravity by holding atoms for 20 seconds  Science Magazine · 1 week
Atom interferometers are powerful tools for both measurements in fundamental physics and inertial sensing applications. Their performance, however, has been limited by the available interrogation time of freely falling atoms in a... more
A new type of fire, the fuel of the future?  ESA · 1 week
Later this month a Texus rocket will launch from Esrange, Sweden, that will travel about 260... more
Worldwide Observations Confirm Nearby 'Lensing' Exoplanet  ASTRO WATCH · 1 week
Researchers using telescopes around the world confirmed and characterized an exoplanet orbiting a nearby star through a rare phenomenon known as gravitational microlensing. The... more
Simulations Explain Giant Exoplanets with Eccentric, Close-in Orbits  ASTRO WATCH · 2 weeks
As planetary systems evolve, gravitational interactions between planets can fling some of them into eccentric elliptical orbits around the host... more
Worldwide observations confirm nearby 'lensing' exoplanet  SCIENCE DAILY · 2 weeks
Researchers using telescopes around the world confirmed and characterized an exoplanet orbiting a nearby star through a rare phenomenon known as gravitational microlensing. The exoplanet has a mass similar to Neptune, but it orbits a star... more
Jupiter-sized exoplanet discovered through microlensing  PHYS.ORG · 2 weeks
The path of a light beam is bent by the presence of mass, and a massive body can therefore act like a lens (a "gravitational lens") to distort the image of an object seen behind it. Scientists first... more
Numerical evidence for the merger of MOTSs inside a binary black hole  PHYS.ORG · 2 weeks
Researchers at the Max Planck Institute for Gravitational Physics, Rochester Institute of Technology and the Perimeter Institute for Theoretical Physics have recently gathered strong... more
Worldwide observations confirm nearby 'lensing' exoplanet  PHYS.ORG · 2 weeks
Researchers using telescopes around the world confirmed and characterized an exoplanet orbiting a nearby star through a rare phenomenon known as gravitational microlensing. The exoplanet has a mass similar to Neptune, but it orbits a star... more
Worldwide observations confirm nearby 'lensing' exoplanet  nanowerk · 2 weeks
Astronomers using telescopes around the world confirmed and characterized an exoplanet orbiting a nearby star through a rare phenomenon known as gravitational microlensing. The exoplanet has a mass similar to Neptune, but it orbits a star... more
NASA microgap-cooling technology immune to gravity effects and ready for spaceflight  PHYS.ORG · 2 weeks
A groundbreaking technology that would allow NASA to effectively cool tightly packed instrument electronics and other spaceflight gear is unaffected by weightlessness, and could be used... more
Simulations explain giant exoplanets with eccentric, close-in orbits  PHYS.ORG · 2 weeks
As planetary systems evolve, gravitational interactions between planets can fling some of them into eccentric elliptical orbits around the host star, or even out of the system altogether. Smaller planets should be... more
Simulations explain giant exoplanets with eccentric, close-in orbits  SCIENCE DAILY · 2 weeks
As planetary systems evolve, gravitational interactions between planets can fling some of them into eccentric elliptical orbits around the host star. Smaller planets should be more susceptible to this gravitational scattering, yet... more
Astronomers Find Thousands of Young Globular Clusters around Perseus Cluster’s Central Galaxy  SCI-NEWS.COM · 2 weeks
Many thousands of compact and massive star clusters have formed at an approximately steady rate over the past one billion years around NGC 1275,... more
UV satellite will open new view on exploding stars and black holes  PHYS.ORG · 3 weeks
A new space telescope will open up an unprecedented view of the universe in ultraviolet light. The ULTRASAT satellite will provide fundamental new insights... more
Gravity crystals: A new method for exploring the physics of white dwarf stars  SCIENCE DAILY · 4 weeks
Grab a mixing bowl from your kitchen, throw in a handful of aluminum balls, apply some high voltage, and watch an elegant... more
Gravity crystals: A new method for exploring the physics of white dwarf stars  nanowerk · 4 weeks
Scientists study how charged particles arrange themselves into crystalline patterns and apply what they learn to explore the interiors of white dwarf... more
Gravity crystals: A new method for exploring the physics of white dwarf stars  PHYS.ORG · 4 weeks
Grab a mixing bowl from your kitchen, throw in a handful of aluminum balls, apply some high voltage, and watch an elegant... more
NASA-NOAA satellite finds overshooting tops, gravity waves in Tropical Storm Nestor  PHYS.ORG · 4 weeks
NASA-NOAA's Suomi NPP satellite provided night-time and infrared views of developing Tropical Storm Nestor in the Gulf of Mexico and found over-shooting cloud tops and gravity... more
Researchers probe features of star clusters surrounding supermassive black holes  PHYS.ORG · 4 weeks
At the center of the galaxy, millions of stars whirl in orbits around a supermassive black hole. This circuit can take anywhere from a few hours for stars... more
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