Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

From the summit of Mount Everest to the depths of the Mariana Trench, our planet’s extremes tell an astonishing story of geology and scale. This video explores Earth’s highest and lowest points — ...

In a mesmerizing new video, viewers can glide over a 1,300km-long channel on Mars as it cuts through the barren, pock-marked ...

Every 200 million years, high-energy comets may pelt our planet as it passes through our galaxy's spiral arms. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

What can craters on Mars teach scientists about the Red Planet’s climate history? This is what a recent study published in ...

"That would be a really cool discovery by itself," University of Iowa planetary geologist Valerie Payre said. "That would ...

Jani Radebaugh stands in front of the mouth of a volcano in Iceland. Jani's research takes her to Earth's extremes across the globe. (Photo courtesy of Jani Radebaugh) On the beach of Carpinteria, ...

For decades, scientists have been curious about how much water Mars once had and what led to its gradual transformation into ...

Despite the pandemic, NASA is on track to launch its Mars rover, Perseverance, this July from Cape Canaveral, Florida. Its central mission will be to search for evidence of previous life on Mars. An ...

It’s an abnormally hot day in September and I’m standing in a cattail marsh in eastern Wisconsin, trying to change the way my students view the world. They’re all distracted—by the heat, homesickness, ...