The evolution of complex life is strictly dependent on mitochondria, the tiny power stations found in all complex cells, according to a new study by Dr Nick Lane, from UCL (University College London), ...

Scientists believed that the first complex life on Earth formed 635 million years ago, but new evidence suggested otherwise. It pushed back the origins of life to 2.1 billion years ago, 1.5 billion ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most scientists agree that complex life likely formed during the Ediacaran Period some 600 million years ...

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 ...

Evidence was found in marine sedimentary rocks near Gabon in Central Africa. A team of international researchers has challenged the long-held belief that complex life forms first emerged on Earth 635 ...

Life on Earth. Where did it come from? How long has it existed here? While we're still searching for the answers to one of those questions, scientists think they might have discovered the answer to ...

Scientists have discovered evidence that an isolated pocket of complex life may have evolved on Earth more than 2 billion years ago – only to go extinct and take another 1.5 billion years to evolve to ...