supernova
Ocean sediment sample holds iron believed to be from a supernova
Posted in Science on 10th Aug, 2016
by Alex Muller
Sediment layers may contain a type of iron that came from space millions of years ago, iron-60, which prior research has shown is spewed into space when supergiant stars explode.
A supernova might have abetted a mass extinction on earth
Posted in Science on 13th Jul, 2016
by Alex Muller
An exploding star hundreds of light-years from Earth may have played a role in a minor mass extinction that happened 2.59 million years ago.
Supernova iron found on the moon
Posted in Science on 15th Apr, 2016
by Alex Muller
A supernova 2 million years ago sprayed the solar system with stellar material.