Radoslav Klein

Radoslav Klein

Radoslav Klein
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The universe may be a lonelier place than previously thought. Of the estimated 100 billion galaxies in the observable universe, only one in 10 can support complex life like that on Earth, a pair of astrophysicists argues. Everywhere else, stellar explosions known as gamma ray bursts would regularly wipe out any life forms more elaborate than microbes. Complex life may be possible in only 10% of all galaxies | Science/AAAS | News

For the first time ever, astronomers have detected circularly polarized light emitted from a dying star collapsing into a black hole. This image is an artist’s impression of the collapsing event, which is known as a gamma-ray burst.