News tagged with radio

Snapshot of cosmic burst of radio waves

A strange phenomenon has been observed by astronomers right as it was happening - a 'fast radio burst'. The eruption is described as an extremely short, sharp flash of radio waves from an unknown source in ...

Jan 19, 2015
4.6 / 5 (39) 15

Image: Galactic wheel of life shines in infrared

It might look like a spoked wheel or even a "Chakram" weapon wielded by warriors like "Xena," from the fictional TV show, but this ringed galaxy is actually a vast place of stellar life. A newly released ...

Oct 24, 2014
4.9 / 5 (25) 0

Scientists discover radio emissions from fireballs

(Phys.org) —Streaking across the sky at more than 50 kilometers per second at atmospheric heights of more than a 90 kilometers high, researchers using the first station of University of New Mexico's Long ...

Jul 08, 2014
4.7 / 5 (24) 9

Dating our galaxy's dormant volcano

(Phys.org) —A dormant volcano—a supermassive black hole—lies at the heart of our galaxy. Fresh evidence suggests that it last erupted two million years ago.

Sep 23, 2013
4.7 / 5 (24) 5 | with audio podcast

Black hole trio holds promise for gravity wave hunt

The discovery of three closely orbiting supermassive black holes in a galaxy more than four billion light years away could help astronomers in the search for gravitational waves: the 'ripples in spacetime' ...

Jun 25, 2014
4.8 / 5 (23) 6

Galactic 'hailstorm' in the early universe

Two teams of astronomers led by researchers at the University of Cambridge have looked back nearly 13 billion years, when the Universe was less than 10 percent its present age, to determine how quasars - ...

Jan 16, 2015
4.7 / 5 (23) 15

Free-floating planets may be born free

Tiny, round, cold clouds in space have all the right characteristics to form planets with no parent star. New observations, made with Chalmers University of Technology telescopes, show that not all free-floating ...

Aug 19, 2013
5 / 5 (21) 13 | with audio podcast