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Tag: “gamma rays”

Engineers at NASA’s Johnson Space Center on January 24 simulated the extreme vibrating conditions spacesuit-clad astronauts would experience as an Orion spacecraft is launched atop the powerful Space Launch System rocket on its way to deep space destinations. (NASA)

January 2017 Science Images

February 1, 2017

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Powerful Punch of Gamma Rays Found in Mysterious Fast Radio Bursts

November 14, 2016

Astronomers at the Pennsylvania State University say they have discovered that the mysterious and elusive astronomical phenomenon called fast radio bursts, or FRB’s, can also pack a powerful punch of gamma rays along with their mighty but brief pulse of radio waves. This discovery of the FRB’s gamma rays was made after researchers studied observational […]

This artist's conception shows a blazar – the core of an active galaxy powered by a supermassive black hole. (M. Weiss/CfA)

A Blast of Gamma Rays from Halfway Across the Universe Detected

December 16, 2015

Back in April 2015, a surge of high-powered gamma rays from half-way across the universe crashed into Earth’s atmosphere. But, according to the Harvard-Smithsonian Center for Astrophysics in Cambridge, Massachusetts, the burst of gamma rays didn’t put any of us in danger and produced no noticeable effects since the high-energy rays are blocked by Earth’s atmosphere. Astronomers, using […]

Artist’s impression of a black hole feasting on matter from its companion star in a binary system. Material flows from the star towards the black hole and gathers in a disc, where it is heated up, shining brightly at optical, ultraviolet and X-ray wavelengths before spiralling into the black hole. (ESA/ATG medialab)

Slumbering Giant Black Hole Awakes After 26 Years

June 27, 2015

Some 8,000 light years from Earth, in the constellation Cygnus, a binary system known as V404 Cygni has come to life for the first time in 26 years. While most binary systems consist of two stars orbiting a common center of mass, V404 Cygni is made up of a black hole and a star that […]

Developing Countries Inundated with E-waste; Google Street View of Distant Galaxies; Setting Sun Gives Bats Direction

July 23, 2014

Where Does the World’s E-Waste Go? When you replace a PC, tablet, mobile or any kind of electronic device, do you ever wonder what happens to your old equipment? A new study finds that about 25 percent of all e-waste discarded by developed countries ends up in seven developing nations, posing severe health risks to people […]

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