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dark matter

Dark matter making us blind to alien life: Study

Our limited understanding of dark matter and energy may be making us blind to signals from intelligent alien life, which possibly exist in dimensions that humans cannot perceive.

Apr 11, 2018, 17:41 PM IST

45-year-old US telescope to help scientists solve mystery of dark matter

The new instrument would begin a five-year observing run at Kitt Peak National Observatory after its installation next year.

Feb 13, 2018, 10:58 AM IST

Dark matter-based cosmology model defied by ordered dwarf galaxies

The researchers were able to show that 14 of the 16 satellite galaxies follow the same pattern of movement and are likely rotating within the plane around the main galaxy.

Feb 02, 2018, 18:45 PM IST

Dark matter, dark energy may not exist: Study

For close to a century, researchers have hypothesised that the universe contains more matter than can be directly observed, known as "dark matter".

Nov 23, 2017, 17:59 PM 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

Most accurate measurement of elusive dark matter made

Most notably, the result supports the theory that 26 percent of the universe is in the form of mysterious dark matter and that space is filled with an also-unseen dark energy, which is causing the accelerating expansion of the universe and makes up 70 percent.

Aug 04, 2017, 17:30 PM IST

NASA is creating 'coolest spot' in Universe – Know how, where

The suite of instruments, developed by NASA's Jet Propulsion Laboratory in the US, is called the Cold Atom Laboratory (CAL).

Mar 07, 2017, 14:04 PM IST

Scientists create highest-resolution 3D maps of dark matter

Scientists believe dark matter - theorised, unseen particles that neither reflect nor absorb light, but are able to exert gravity - may comprise 80 per cent of the matter in the universe.

Mar 02, 2017, 15:46 PM IST

NASA's Fermi detects evidence of dark matter in Andromeda galaxy

The gamma-ray signal detected by the Fermi Gamma-ray Space Telescope is similar to one seen by Fermi at the center of our own Milky Way galaxy.

Feb 22, 2017, 09:05 AM IST

NASA's Chandra satellite detects galactic X-rays, hinting at existence of dark matter

Scientists claimed that a small but distinctive X-ray signal detected from the Milky Way galaxy by NASA's Chandra satellite may help prove the existence of dark matter.

Feb 07, 2017, 11:24 AM IST

Researchers find dark matter 'killing galaxies'

The study combined the world's largest galaxy survey -- the Sloan Digital Sky Survey -- with the largest ever set of radio observations for atomic gas -- the Arecibo Legacy Fast ALFA survey in order to solve the case.

Jan 17, 2017, 20:02 PM IST

Scientists discover dark matter lost since birth of universe

Scientists, for the first time, have been able to measure the amount of dark matter the Universe has lost since the Big Bang some 13.7 billion years ago.

Dec 31, 2016, 08:24 AM IST

Indian astrophysicist Thanu Padmanabhan wins 10-year-old bet on dark matter

Padmanabhan had offered a bet to the audience that in the next ten years there will be no evidence to contradict the theory that dark energy is the root cause of accelerated expansion of the universe.

Dec 02, 2016, 11:58 AM IST

Fifth force of nature a strong possibility: Scientists

A previously unknown subatomic light particle may be evidence of a fifth fundamental force of nature and a key to understanding dark matter in universe, according to theoretical physicists at the University of California - Irvine (UCI), US.

Aug 16, 2016, 19:30 PM IST

World's most sensitive detector 'LUX' finds no dark matter

The Large Underground Xenon (LUX), world’s most sensitive particle detector, has failed to yield any evidence of dark matter. 

Jul 25, 2016, 09:55 AM IST

Primordial black holes and dark matter are linked: NASA

According to astrophysicist Alexander Kashlinsky at NASA's Goddard Space Flight Centre in Maryland, this interpretation aligns with our knowledge of cosmic infrared and X-ray background glows and may explain the unexpectedly high masses of merging black holes detected last year.

May 25, 2016, 10:53 AM IST

New model to decode what invisible dark matter is

More than 10 different experiments are planned.

Mar 15, 2016, 13:09 PM IST

Cosmic voids may contain 20% of universe's 'normal' matter

Researchers also found that a surprising fraction of normal matter - 20 per cent - is likely to be have been transported into the voids.

Feb 28, 2016, 12:54 PM IST

We maybe closing in on dark matter

Its discovery would be a fundamental development in understanding the physical universe, a meeting of the American Association for the Advancement of Science (AAAS) will hear.

Feb 14, 2016, 11:05 AM IST

Second milder 'Big Bang' created massive dark matter: Physicists

A team of US scientists has challenged the popular scientific model that the physical universe - space, time, matter and energy - ballooned out from a very hot and dense point and inflated with a Big Bang into how we see the universe today.

Jan 16, 2016, 14:47 PM IST