From a 40-kilometer “eye” in the Sahara to the 200-kilometer Chicxulub crater that helped wipe out the dinosaurs, Earth’s ...

Sixty-six million years ago, a huge asteroid famously hit the Earth, causing the extinction of dinosaurs and about half of ...

The asteroid that smacked into our planet about 66 million years ago at the Cretaceous-Paleogene (K/Pg) boundary may have been bad news for dinosaurs, but it was good news for fungi. According to new ...

A great Tyrannosaurus rex strides through the conifer trees of her territory, sniffing the air. She picks up the scent from ...

What happened to the asteroid that reshaped life on Earth and wiped out the dinosaurs? Join scientists as they explore hidden secrets beneath our planet's surface, revealing the whereabouts of the ...

It’s often called “the time it rained for two million years.” That’s not quite right, but the real story may be even stranger ...

The Toba supereruption 74,000 years ago was so massive it may have plunged Earth into years of darkness and cold, leading some scientists to believe humanity nearly went extinct. Yet archaeological ...

When an asteroid as big as Mount Everest struck Earth 66 million years ago, it wiped out all non-avian dinosaurs and roughly ...

A newly discovered prehistoric mammal may hold clues to how life survived the dinosaur-killing extinction. The tiny species, Cimolodon desosai, lived 75 million years ago and had traits—like a small ...

A new study suggests that duplicated genomes gave some flowering plants the genetic flexibility needed to endure Earth’s ...

A scientist helps save Crater Lake’s whitebark pine trees from an invasive fungus. In 2002, “Oregon Field Guide” told the story of how an invasive fungus called blister rust was killing Crater Lake's ...