News tagged with ancient ancestor

Evolutionary origin of the turtle shell

Through careful study of an ancient ancestor of modern turtles, researchers now have a clearer picture of how the turtles' most unusual shell came to be. The findings, reported on May 30 in Current Biology, help t ...

May 30, 2013
4.4 / 5 (11) 0 | with audio podcast

6 million years of savanna

University of Utah scientists used chemical isotopes in ancient soil to measure prehistoric tree cover – in effect, shade – and found that grassy, tree-dotted savannas prevailed at most East African ...

Aug 03, 2011
4.2 / 5 (5) 1 | with audio podcast

The Worm That Turned Evolutionary Key

(PhysOrg.com) -- The Keelworm, widespread in the seas and tide-pools around Scotland and the rest of the UK, is unwittingly helping scientists at the University of St Andrews to understand the evolution of modern animals.

Nov 20, 2009
3.3 / 5 (4) 0

The secret jungles of ancient France

(PhysOrg.com) -- Ah, Paris. Land of the Eiffel Tower, delicious French bread and... tropical rainforests? Sacrebleu! It seems unlikely, but scientists have discovered evidence that France may have been a hot, wet tropical ...

Jul 16, 2009
3.8 / 5 (9) 2