The Idaho Museum of Natural History will hold a fun and lighthearted look at the biology and ecology of the world depicted in ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

“It was the enrichment of iridium in Cretaceous/Palaeogene boundary sediments that was the highly convincing ‘smoking gun’ for the dinosaur extinction when (the) idea was first published in 198 ...

A city-size asteroid slammed into Earth off the coast of what’s now Mexico one fateful day 66 million years ago, dooming the dinosaurs and many other species to extinction.Researchers first identified ...