Astronomers Use a Single Gravitational Wave Event to Measure the Age of the Universe
The direct detection of gravitational waves from at least five sources during the past two years offers spectacular confirmation of Einstein’s model of gravity and…
Gravitational Waves News
Astronomers Use Pulsars to Listen for Gravitational Waves
“By expanding our pulsar timing array over the next 10 years or so, there is a high likelihood of detecting gravitational waves from at least…
LIGO and Virgo Detect Gravitational Waves from Binary Black Hole Merger
Scientists from the LIGO Scientific Collaboration and the Virgo Collaboration report the first joint detection of gravitational waves with both the LIGO and Virgo detectors….
Researchers Reveal That Hidden Dimensions Could Influence Gravitational Waves
A team of scientists at the Max Planck Institute for Gravitational Physics reveal that hidden dimensions – as predicted by string theory – could influence…
European Space Agency to Develop Gravitational Wave Space Mission
The European Space Agency (ESA) has selected the Laser Interferometer Space Antenna (LISA) for its third large-class mission in the agency’s Cosmic Vision science program….
LIGO Detects Merging Ripples in Space and Time
The Laser Interferometer Gravitational-wave Observatory (LIGO) has made a third detection of gravitational waves, ripples in space and time, demonstrating that a new window in…
Scientists Use Atomic Clocks to Detect Gravitational Waves
In a newly published study, scientists from the Harvard-Smithsonian Center for Astrophysics detail a sensitive new method for detecting gravitational waves. The recent detection of…
Did LIGO Find Dark Matter?
When it was announced that LIGO detected gravitational waves this past February, astrophysicists wondered about something else: Had the experiment found the “dark matter” that…
LIGO Detects Gravitational Waves Again
The twin Laser Interferometer Gravitational-wave Observatory (LIGO) has detected gravitational waves for the second time. The signal was produced by two black holes colliding 1.4…
Fermi Observations Poised to Pin Down Gravitational Wave Sources
Fermi observations are helping researchers gain a much deeper understanding of gravitational waves. On September 14, waves of energy traveling for more than a billion…
Gravitational Waves Could Soon be Detectable by Existing Radio Telescopes
A newly published study from the North American Nanohertz Observatory for Gravitational Waves reveals that low-frequency gravitational waves could soon be detectable by existing radio…
New Research Shows LIGO’s Twin Black Holes Might Have Been Born Inside a Single Star
Newly published research from the Harvard-Smithsonian Center for Astrophysics suggests that the burst detected by LIGO occurred because the two black holes lived and died…
DES Results of First Search for Visible Light Associated with Gravitational Waves
The Dark Energy Survey has already discovered more than 1,000 supernovae and mapped millions of galaxies to help us understand the accelerating expansion of our…
NSF’s LIGO Detects Gravitational Waves
Using the Laser Interferometer Gravitational-Wave Observatory (LIGO), the National Science Foundation has detected gravitational waves. Albert Einstein predicted the existence of gravitational waves in his…
First Time Solutions Provide New Insight in Black Hole Collisions
In a new study, astrophysicists provide for the first time solutions to decades-old equations that describe conditions as two black holes in a binary system…
BICEP2/Keck Find No Conclusive Evidence of Gravitational Waves from Early Universe
A new analysis of data has found no conclusive evidence of gravitational waves from the early universe, showing that much of the signal detected by…
New Model Demonstrates That Stars Can Absorb Gravitational Ripples
A newly published study contradicts previous assumptions about the behavior of gravitational waves, demonstrating that stars can absorb the energy of gravitational waves. Scientists have…
A New Calibration Source for Gravitational Wave Missions
Astronomers from the Harvard-Smithsonian Center for Astrophysics have detected a pair of white dwarf stars that orbit in about 20 minutes and that can be…