cosmic rays

Ultra-high energy cosmic rays come from outside our galaxy

Ultra-high energy cosmic rays come from outside our galaxy

Cosmic rays are atomic nuclei that travel through space at speeds close to that of light.

Sep 23, 2017, 16:05 PM IST
Doing it all for cosmic rays -NASA to extend search by launching giant balloon

Doing it all for cosmic rays -NASA to extend search by launching giant balloon

The super pressure balloon (SPB) test flight is set to be launched from Wanaka Airport in New Zealand, on a potential 100-day journey.

Apr 07, 2017, 14:08 PM IST

China to build high altitude observatory

China will invest more than one billion yuan (about $157 million) to build a high altitude observatory to monitor cosmic rays, authorities said on Friday.

Sep 11, 2015, 12:50 PM IST

Cosmic rays unlikely to cause birth defects: Study

Contradicting previous findings, new research has found that cosmic rays do not pose any hazards at the Earth's surface.

Jul 21, 2015, 14:50 PM IST
Do cosmic rays trigger lightning?

Do cosmic rays trigger lightning?

Using a radio observatory to monitor electromagnetic bursts caused by cosmic rays, scientists have been able to measure the intense electric fields inside thunderclouds that can reveal the origin of lightning.

Apr 24, 2015, 18:43 PM IST

New anti-radiation drug works days after exposure

A new drug that protects mice days after exposure to radiation may one day treat side effects of cancer therapy or protect astronauts from harmful cosmic rays, scientists say.

Jan 26, 2015, 18:22 PM IST
Cosmic rays can make deep-space ventures risky for astronauts in future

Cosmic rays can make deep-space ventures risky for astronauts in future

A new study has helped scientist understand that cosmic rays can threaten deep-space astronaut missions in the future.

Oct 22, 2014, 11:09 AM IST

Your smartphone can detect cosmic rays

Can your smartphone detect very high-energy cosmic rays that hit the Earth from space? Yes, say physicists.

Oct 17, 2014, 16:38 PM IST

Solar activity responsible for no more than 10% of global warming

A new study has suggested that changes in solar activity have contributed no more than 10 per cent to global warming in the 20th century.

Nov 10, 2013, 15:06 PM IST

Scientists take step closer to finding cosmic ray`s origins

Cosmic rays are known to reach energies above 100 billion giga-electron volts (1011 GeV).

Sep 01, 2013, 11:30 AM IST

Cassini spacecraft sheds light on how cosmic rays are accelerated

The international Cassini spacecraft has detected particles being accelerated to ultra-high energies, similar to the acceleration that takes place around supernova explosions .

Feb 19, 2013, 14:18 PM IST

Supernova remnants really do produce cosmic rays

Analysis of data from NASA`s Fermi Gamma-ray Space Telescope has provided the first clear-cut evidence the expanding debris of exploded stars produces some of the fastest-moving matter in the universe.

Feb 15, 2013, 14:47 PM IST

‘Cosmic rays’ create panic in Kashmir

Panic gripped residents of Kashmir Valley Tuesday night following rumours that cosmic rays from Mars had entered Earth.

Dec 12, 2012, 15:12 PM IST

Flaring black holes `may help find source of cosmic rays`

A possible source of ultra high-energy cosmic rays – gamma-ray bursts, has received a new lease of life in a new study.

Jul 30, 2012, 17:40 PM IST

Underground Antarctic telescope to trace cosmic rays

A telescope buried deep under Antarctic ice has detected first signals of mysterious particles that bombard Earth.

Oct 19, 2010, 17:45 PM IST

Puzzling pattern of cosmic rays in Antarctica

An observatory still under construction in Antarctica has detected a puzzling pattern in the cosmic rays bombarding the Earth from space.

Jul 31, 2010, 00:42 AM IST

Dark matter hunt to go deeper

Scientists are considering relocating an underground experiment searching for dark matter to an even deeper site.

Jul 26, 2010, 16:00 PM IST

Astronomers come closer to understanding source of cosmic rays

New images from NASA’s Fermi Gamma-ray Space Telescope are helping astronomers take a step closer to understanding the source of cosmic rays, which are some of the universe’s most energetic particles.

Feb 17, 2010, 12:23 PM IST