If they are proven to have a biological origin, they would be the oldest microfossils ever found. The discovery comprises tiny filaments and tubes formed by bacteria that lived on iron, according to a statement released Wednesday by University College London. They were found in quartz layers in the Nuvvuagittuq Supracrustal Belt in Quebec, Canada, which contains some of the Earth's oldest known sedimentary rocks, it said. Ancient fossils have been found on the Nuvvuagittuq Supracrustal Belt in Quebec, Canada. Oldest life forms?

Source: CNN March 01, 2017 18:11 UTC