In Earth's early days, it was slammed by protoplanet Theia. This left our world spinning on a tilted axis. But what if the Theia crash had flipped Earth 90 degrees? And why could living in Alaska help ...

Elon Musk seemingly can perform the impossible. He, in a sense, invented a whole new segment of the automobile industry, building and commercializing electric vehicles when major manufacturers said it ...

In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." ...

Why do some places wait 1,000 years to see a total solar eclipse while others get two in a decade? The surprising orbital ...

In a conventional system like our own, rocky planets such as Mercury, Venus, Earth, and Mars orbit closest to the host star. Farther out, gas giants ...

A persistent asymmetry in fusion exhaust has challenged researchers for years. New simulations show that plasma core rotation, working together with cross-field drifts, determines where particles land ...