Human activity may be triggering the greatest extinction event since the asteroid impact that wiped out the dinosaurs, ...

Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...

A microbiologist named João Pedro de Magalhães has proposed the idea that the reign of dinosaurs forced mammals to speed up their reproductive cycle, eliminating key longevity genes. de Magalhães ...

In a remote region of Brazil, archaeologists have unearthed rock art dating back approximately 9,000 years, which ...

"The pace of change we’re seeing today is unlike anything we know of in the past 66 million years," said ecologist Jack Hatfield.

(CNN) — Prehistoric humans in Brazil carved drawings in the rock next to dinosaur footprints, suggesting that they may have found them meaningful or interesting, a new study has found. The rock ...

Ancient South Americans were apparently inspired by fossilized dinosaur tracks in what is now eastern Brazil, where they cut figures into the rock, imprinted tens of millions of years earlier by the ...

At first glance, dinosaur fossils and modern cancer research may seem worlds apart. But a new study suggests that soft tissue preserved for millions of years inside ancient bones could offer valuable ...

The sketches differed in style, hinting that multiple humans were involved. The team believe the carvings were deliberately placed next to the dinosaur prints with some as close as two to four inches ...

In a new paper in Science, experts from the University of Chicago describe steps that took place some 66 million years ago to ...