New research suggests ancient copper smelters accidentally discovered iron, sparking the technological shift that transformed ...

More than a century after its invention, illustrators still use a lit bulb to symbolize a great idea. Credit typically goes ...

The bottom line is that the fact that fire is so tightly bound to Earth is a reminder of how special our planet is. Every ...

For scientists, though, one big mystery still remained. Although will-o’-the-wisps are not actual flames and occur at ambient ...

This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...

Deep inside South Africa’s Rising Star cave, researchers found blackened ceilings, burnt bones, and hearths showing that Homo ...