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Paleontologists identify two new species of sabertooth cat

Sabertooth cats make up a diverse group of long-toothed predators that roamed Africa around 6–7 million years ago, around the time that hominins—the group that includes modern humans—began to evolve.

Mercury hits new highs as heat waves scorch the globe

Temperatures reached new highs on Monday as heatwaves and wildfires scorched swathes of the Northern Hemisphere, forcing the evacuation of 1,200 children close to a Greek seaside resort.

Scientists find evidence of world's oldest glaciers

Scientists have discovered the traces of the world's oldest known glaciers, dating from 2.9 billion years ago, in rocks sitting under the world's largest gold deposits in South Africa. This suggests the presence of continental ...

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