These challenges are often amplified during childbirth, as noted in a viral video by a Canadian-based labor and delivery nurse who goes by Nurse Sydney. In the clip, Sydney chronicles the typical ...

In Australia, nearly two dozen kangaroo species vanished — but the reason hasn't been clear. "It's a question that's been plaguing paleontology for a couple of hundred years," says Sam Arman, a ...

In Australia, nearly two dozen kangaroo species vanished — but the reason hasn't been clear. "It's a question that's been plaguing paleontology for a couple of hundred years," says Sam Arman ...

That makes it one of the least reliable methods of nonabstinence-based birth control. is inexpensive is safe to use requires no medication produces no side effects can be stopped easily and ...

Tens of thousands of years ago, nearly two dozen kangaroo species vanished as part of a great extinction event. Science reporter Ari Daniel says hundreds of prehistoric teeth may now help ...

In a mass extinction event some 40,000 years ago, Australia lost 90% of its large species. New research suggests climate change played a much smaller role than once thought, though not all agree.