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Channel: Gravitational Waves – physics4me
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Detecting Gravitational Waves from Earth

German researchers from the Albert Einstein Institute (AEI) say that the likelihood of detecting proposed universal patterns called gravitational waves from Earth could increase significantly if just a...

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Squeezed laser will bring gravitational waves to the light of day

The new squeezed light laser of GEO600. A highly complex laser system produces light which particularly quiet in the gravitational wave detector. Credit: © Max Planck Institute for Gravitational...

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How Superconductors Can Detect Gravitational Waves

Superconducting metal bars could revolutionise the detection of gravitational waves, says physicists Gravitational waves are vibrations in the fabric of spacetime. They are among the most exciting...

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Gravity waves spotted from white-dwarf pair

An artist’s conception of the white dwarf pair shows how they would radiate spirals of gravitational waves By Jason Palmer Researchers have spotted visible-light evidence for one of astronomy’s most...

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First Observation of Gravitational Waves is ‘Imminent’

Gravitational wave strain and strain sensitivity for a 5 year observation with PTAs Gravitational waves are ripples in the fabric of spacetime caused by cataclysmic events such as neutron stars...

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Space-time waves may be hiding in dead star pulses

Beating heart of galaxy mergers (Image: MPI for Gravitational Physics/W. Benger-ZIB)) by Lisa Grossman TAKE the pulse of the universe, and its invisible wrinkles become visible. The first direct...

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Interfering atoms could help detect gravitational waves

An artist’s impression of gravitational waves from two orbiting black holes. (Courtesy: T Carnahan, NASA GSFC) Scientists in California have proposed a new type of gravitational-wave detector that is...

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The Quantum Enhanced LIGO Detector Sets New Sensitivity Record

Recent progress in generating quantum states of squeezed vacuum has made it possible to enhance the sensitivity of the 4 km gravitational wave detector at the LIGO Hanford Observatory to an...

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Gravitational Waves Help Us Understand Black-Hole Weight Gain

Supermassive black holes: every large galaxy’s got one. But here’s a real conundrum: how did they grow so big? Gravitational waves distort space, altering the regular signals from pulsars received by...

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Evidence of cosmic inflation expands universe understanding

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Hunting Gravitational Waves with Lasers

How Project LIGO Works (Infographic) Read more at http://www.space.com/25445-how-ligo-lasers-hunt-gravitational-waves-infographic.html?cmpid=514648

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LIGO, A Passion for Understanding

… a film by Kai Staats Read more at http://www.space.com/25494-ligo-documentary-watch-live.html

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Rumours swirl over credibility of big bang ripple find

Has the recent discovery of gravitational waves been reduced to dust? Not so fast. The news that ripples in space-time, called gravitational waves, had been spotted stunned the physics community...

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Astronomers Hedge on Big Bang Detection Claim

By DENNIS OVERBYE A group of astronomers who announced in March that they had detected space-time disturbances — gravity waves — from the beginning of the Big Bang repeated that claim Thursday but...

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Giant laser observatory makes progress

The first generation of Ligo failed to find evidence of gravitational waves By Maria Dasi Espuig The Advanced Ligo instrument, a laser “ruler” built to measure the traces of gravitational waves, is...

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The Apollo Missions And The Hunt for Gravitational Waves

Apollo astronauts left an array of seismometers to study moonquakes. Now astrophysicists are scouring the data for evidence of gravitational waves One of the great unanswered questions in science is...

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Planck: Gravitational waves remain elusive

Despite earlier reports of a possible detection, a joint analysis of data from ESA’s Planck satellite and the ground-based BICEP2 and Keck Array experiments has found no conclusive evidence of...

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LIGO Generations – The Film

Read also: The hunt for gravitational waves could be nearing success

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Gravitational Waves from a Dark Phase Transition

Pedro Schwaller In this work, we show that a large class of models with a composite dark sector undergo a strong first order phase transition in the early Universe, which could lead to a detectable...

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Dynamical formation signatures of black hole binaries in the first detected...

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