Most scientists agree that the impact of an asteroid hitting Earth played a major role in the extinction of dinosaurs but now there's a brand new theory about how exactly that happened.
A new study published in the journal Science observed chin strap penguins in Antarctica and found that they take thousands of small naps a day each lasting only about four seconds.
The North American wolverine will receive long-delayed federal protections under a Biden administration proposal released Wednesday in response to scientists warning that climate change will likely melt away the rare species’ snowy mountain refuges.