Chocolate has played a pivotal role in American milestones, from the Revolutionary War to the Apollo missions.

A recent study showed that Mars was warm and wet billions of years ago. The finding contrasts with another theory that this era was mainly cold and icy. The result has implications for the idea that ...

Before the Inca civilization rose to power in what’s now Peru, the Chincha Kingdom reigned as a prosperous society on the country’s southern coast. Now, scientists have discovered that seabird ...

Across decades, robotic explorers like Sojourer, Spirit, Opportunity, Curiosity, and Perseverance have braved the harsh, frozen, and dusty landscapes of Mars, navigating razor-sharp rocks, deadly dust ...