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Gravitational waves

Biggest collision of black holes detected

The researchers detected the collisions after re-analyzing the gravitational wave data obtained by the LIGO.

Dec 05, 2018, 12:10 PM IST

Scientists detect four new gravitational waves

US-based LIGO and Europe-based VIRGO gravitational-wave detectors have recorded gravitational waves from a total of 10 black hole mergers and one merger of neutron stars.

Dec 04, 2018, 15:47 PM IST

Gravitational waves used to measure age of universe

A team of 1,314 scientists from around the world contributed to the detection of gravitational waves from a merging pair of binary neutron stars, followed by the detection of gamma-rays.

Jan 09, 2018, 14:48 PM IST

India to have its own gravitational wave detector in 2025

The mirrors and detectors required to build the system will be sent from the LIGO collaborators in the US.

Dec 21, 2017, 17:35 PM IST

NASA's Hubble uses its powerful gaze to study the source of gravitational waves

Many observatories, including space telescopes, probed the suspected location of the source, and within about 12 hours several spotted their quarry.

Oct 18, 2017, 09:53 AM IST

LIGO scientists strike gold, make first direct observation of gravitational waves from merger of neutron stars

The event caused by the neutron stars has been dubbed "GW170817" because it sent ripples through space-time that reached Earth on August 17.

Oct 17, 2017, 09:35 AM IST

Instruments used in detection of gravitational waves can also unveil dark matter enigma

Calculations show that certain types of dark matter could form giant clouds around astrophysical black holes.

Oct 04, 2017, 17:48 PM IST

Kip Thorne, co-writer of Nolan's Interstellar, awarded Nobel Prize for Physics

Oscar Awards snubbed science epic Interstellar and its co-writer Thorne. Nobel committee knows better than that.

Oct 03, 2017, 18:31 PM IST

Fourth gravitational wave signal detected – Five things you need to know

The latest observation was made on August 14, 2017. It's the first gravitational wave signal recorded by the Virgo detector.

Sep 28, 2017, 09:56 AM IST

LIGO detects gravitational waves for third time

The Laser Interferometer Gravitational-wave Observatory (LIGO) in the US made the detection on January 4 this year, demonstrating that a new window in astronomy has been firmly opened.

Jun 01, 2017, 23:45 PM IST

Hubble detects monster black hole kicked out of galactic core

Astronomers think this object is a very strong case. Weighing more than 1 billion suns, the rogue black hole is the most massive black hole ever detected to have been kicked out of its central home.


Mar 24, 2017, 11:49 AM IST

LIGO India will 'refine the physics' of gravitational waves detection, exploration of universe: LHO's Fred Raab

As India is getting ready to set up the world's third advanced LIGO observatory, Fred Raab, an official of the international collaboration, said he expected Indian scientists and researchers to play a crucial role in the LIGO research that seeks to give us a deeper understanding of the universe by tracking the gravitational waves.

Jan 18, 2017, 09:18 AM IST

Neutron stars generating gravitational waves continuously, say Indian scientists

Neutron stars are the densest observable objects in the universe, with a fistful of stellar material outweighing a mountain on Earth.

Dec 15, 2016, 14:54 PM IST

Scientists detect gravitational waves, pair of colliding black holes for 2nd time in history

Using the twin, US-based Advanced Laser Interferometer Gravitational-wave Observatory (LIGO) detectors, the second detection occurred on December 26 last year and is named as the "Boxing Day event" (after the holiday celebrated in Britain).

Jun 16, 2016, 12:40 PM IST

Gravitational waves detect second black hole collision

A team of international scientists have identified the merger of two black holes yet again.

Jun 16, 2016, 02:54 AM IST

ESA's gravitational spacecraft LISA Pathfinder passes big test!

The LISA Pathfinder mission was designed to demonstrate technology needed to build a space-based gravitational wave observatory.

Jun 07, 2016, 23:45 PM IST

Gravitational waves 'sixth sense' to understand universe: US-based Indian researchers

The gravitational waves were detected on September 14, 2015, by both of the twin LIGO detectors, located in Livingston, Louisiana, and Hanford, Washington.

Apr 22, 2016, 15:46 PM IST

NASA's Fermi Telescope all set to point out gravitational waves sources!

This discovery gave way to numerous scientific possibilities that could further pave the way for scientists to step into new horizons to understand the working of the universe.

Apr 19, 2016, 12:16 PM IST

Gravitational waves: PM Modi meets LIGO scientists, including 3 Indians

Modi’s meeting with the LIGO scientists in Washington DC, comes just two days after he met scientists from the Institute of Plasma Research in New Delhi, who are also working on the LIGO project.

Apr 01, 2016, 00:15 AM IST