A new 450-million-year-old fossil arthropod, preserved in 3D by iron pyrite (fool’s gold), has been unveiled by scientists. The new species, Lomankus edgecombei, is distantly related to spiders, ...

Around half a billion years ago, in what is now the Yunnan Province of China, a tiny larva was trapped in mud. Hundreds of millions of years later, after the mud had long since become the black shales ...