Jeff Hecht
Enigmatic earliest life-form on Earth eaten to extinction by its successors
Strange and largely immobile organisms made of tubes were the first complex life on Earth. Appearing 579 million years ago, ...
Dinosaurs guided evolution of early mammals
In the days of the Jurassic, dinosaurs ruled the Earth, while early mammals cowered in their shadows. That used to ...
New Tyrannosaurus was smaller, more graceful cousin of T.Rex
We have found a lost cousin of Tyrannosaurus rex, and it was a far more graceful creature than its more ...
DNA evidence suggests humans drove New Zealand bird species to extinction
DNA says we are guilty. Early human settlers probably did wipe out the moas of New Zealand. Moa DNA suggests ...
