Fire has always shaped the human story. Strike a match, watch the flare, and you’re tapping into something humans have relied on for at least 245,000 years. But despite its primal aura, fire is almost ...

The volcanic world Io has been a hot topic lately. Earlier this year, NASA’s Juno mission swooped close to the moon and snagged close-up views of some of its volcanic activity. However, the newest, ...