Learn more about a sequence of increases in the carbon dioxide in our ancient atmosphere, which can tell us about our oceans' ...

Many birds are already so threatened that reducing human impacts alone won't save them." ...

The fossils, found at Big Bend National Park in Texas, belong to a group of ancient near-marsupials from the Paleocene period ...

“Many birds are already so threatened that reducing human impacts alone won't save them. These species need special recovery ...

The scientists discovered a new species of ancient near-marsupials, or Swaindelphys, while analyzing fossils from Texas’ Big ...

Earth's history is marked by devastating mass extinctions, each one reshaping life as we know it. Now, experts warn that ...

Scientists estimate that the first generation of reptiles evolved between 320 and 310 million years ago, this group was later dominated by dinosaurs which paleontologists say they evolved on Earth ...

Earth has already faced five mass extinctions—and scientists say the sixth has begun. Species are vanishing, climates are ...

Not everything dies in a mass extinction. Sea life recovered in different and surprising ways after the asteroid strike 66 ...

Mass extinctions clearly upend the status quo. Now, our ocean floors are dominated by clams burrowed into sand and mud, the quahogs, cockles and their relatives – a scene far different from that ...

Narrow geographic distributions and different metabolisms may have contributed to these extinction patterns. Life rebounded from each of the Big Five mass extinctions throughout Earth’s history ...