Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly different.

Arizonasaurus was an archosaur from the Middle Triassic.

Still, the mystery of why the geology of landscapes should have changed so much before and after dinosaurs' extinction remained. But then Dr. Weaver encountered a series of talks about how present-day ...

(CN) — Millions of years ago ancient reptiles, amphibians and mammals placidly occupied the top of Earth’s ecosystem until omnivorous dinosaurs usurped them. According to new research, the key to ...

The phrase "as dead as the dinosaurs" is an unfortunate one. Not only are the dinosaurs alive and well (they're known as "birds" these days), but it also implies the famed dinosaur giants from the ...

Everyone knows what a bird is – and pretty much everyone knows what a dinosaur is. But not everyone is aware that birds evolved from dinosaurs approximately 160 million years ago. In fact, birds and ...

Paleontologist Ken Lacovara is founder of a new museum and fossil park in New Jersey where visitors can see how dinosaurs lived 66 million years ago before an asteroid wiped out 75% of life on earth.

The researchers are not the first to propose that the space rock belonged to a group of asteroids that formed beyond the orbit of Jupiter. Their findings, however, strengthen the case thanks to a rare ...

My son hugs a large, stuffed dinosaur. Source: Kachine Blackwell, used with permission. Lately, I’ve been learning a lot about dinosaurs. Or, I should say, my three-year-old son has been learning a ...

Curious why dinosaurs are dying in Jurassic World Rebirth? As the latest chapter in the iconic franchise hits theaters, audiences are met with a surprising shift in the story that reveals the mass ...

The reptiles had such an "immense" impact on the planet that their sudden exit led to wide-scale changes in landscapes - including the shape of rivers, say American scientists. Geologists have long ...