New earthquake fault found in California

Scientists have discovered a new fault in the earthquake-prone region of Southern California that includes the greater Los Angeles area.

Snake eats lizard eats beetle

Scientists have discovered a 48-million-year-old fossil food chain in Germany. It's a snake with a lizard in its stomach, which in turn had eaten a beetle.

How to ask a horse what it wants

Do you want a blanket? Norwegian researchers recently described how they trained horses to use symbols to answer that question.

Microplastics found in deep-sea animals

Scientists were astonished to discover tiny bits of plastic inside the bodies of animals in the deep ocean.

Comet strike after dinosaur extinction?

An extraterrestrial impact likely caused the dinosaur extinction 65 million years ago. Did a comet strike 10 million years later cause a global warming?

Clues to ancient earthquakes in caves

Stalagmites on the floors of caves in southern Indiana contain evidence of past earthquakes, scientists say.

Are we in a sixth mass extinction?

This short video puts modern extinctions in context by comparing them with Earth's 5 previous mass extinctions.

Shark and tuna convergent evolution

Lamnid sharks and tuna have similar physical traits that make them top ocean predators. But, a new study says, they took very different evolutionary paths.

Melting sea ice leaves polar bears hungry

“Sea ice really is their platform for life. They are capable of existing on land for part of the year, but the sea ice is where they obtain their main prey.”

Satellite sees 3 California wildfires

There were more than a dozen wildfires burning in California, as of September 20.

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