D E N V E R, Aug. 1 -- Paleontologists have unearthed two exceedinglyrare skulls of a titanosaur, finally putting a face on one of theworld's most common, yet least understood dinosaurs. The skulls' ...

Some of these giant vegetarians were as tall as a 3-story building. Microscopic analysis of their teeth, bones and eggshells reveals how they grew, what they ate and even their body temperature.

And Madagascar has been an island for a long time. It separated from the Indian subcontinent 88 million years ago and has been on its own ever since. This allowed animals and dinosaurs on Madagascar, ...

Helps solve titanosaur’s mysterious appearance. Paleontologists have unearthed two exceedingly rare skulls of a titanosaur, finally putting a face on one of the world’s most common, yet least ...