News tagged with natural bacteria

Time in a bottle: Scientists watch evolution unfold

A 21-year Michigan State University experiment that distills the essence of evolution in laboratory flasks not only demonstrates natural selection at work, but could lead to biotechnology and medical research ...

Oct 18, 2009
4.7 / 5 (43) 13

Oxygen, phosphorous and early life on Earth

Two billion years ago the Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans. This led to a series of major changes in ...

Nov 17, 2013
5 / 5 (1) 0 | with audio podcast