Dust devils on Mars generate tiny electrical sparks. This could help explain how the Red Planet’s atmosphere and surface are ...

NASA's Perseverance rover found rocks on Mars that on Earth usually form in tropical environments. That Mars once hosted ...

Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the small planet may have once supported wet oases with humid climates and ...

Billions of years ago, it rained on Mars. The water collected in valleys and rivers, filled and spilled over the rims of craters, and was funneled into canyons, perhaps even making its way to a large ...

Scientists have detected tiny lightning bolts on Mars for the first time — they were found discharging around NASA's ...

Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's ...

Indonesian authorities say they are helping more than 170 climbers caught by Mount Semeru’s sudden eruption to return to ...

This striking satellite photo shows a barren Mars-like volcano lurking in the heart of the Costa Rican rainforest. The alien landscape contains a super-acidic lake that is a "paradise" for extreme ...

Frightening video captured the moment a volcano in the Philippines erupted over the weekend — spewing plumes of black smoke 7,000 feet into the sky. The Taal Volcano, located south of Manila, ...

The Krasheninnikov Volcano has erupted in Russia after nearly 500 years of inactivity. NBC News’ Priya Sridhar explains the eruption, which occurred just days after ...