Add Yahoo as a preferred source to see more of our stories on Google. A striking reconstruction of an Asgard archaeon, drawn from cryo-electron tomography, reveals a cell laced with thread-like ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

At first sight, stromatolites may seem unremarkable. The stromatolite formations found in Shark Bay, Western Australia, do resemble dark, sediment-covered stones resting in shallow waters. However, ...