Early plants evolved from algae, fossils show

It may be time to reconsider the way plant life has evolved on land, say researchers.

Two group green blobs, with little dark green blobs inside. There are tiny grey dots in the background
Volvox green algae, under a light micrograph. Volvox is a genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwater and marine habitats. Credit: tonaquatic / Getty Images.