Ancient microbes tied to our earliest ancestors could use oxygen, reshaping ideas about how complex life began on Earth.
A team led by researchers at the University of Texas at Austin has produced what may be the strongest evidence yet that the ...
Complex life began to develop earlier, and over a longer span of time, than previously believed, a new study has revealed. The research sheds new light on the conditions needed for early organisms to ...
Life on Earth began simply. For billions of years, tiny microbes ruled the planet. Then, one day in deep time, something changed. Cells gained a nucleus, built inner compartments and learned to ...