In a South Dakota cavern, scientists are working to capture the most elusive particles in the universe.
BepiColombo, a joint European-Japanese mission, completed its latest flyby of Mercury, sending back a sneak peek of the cratered planet it will begin to orbit in 2026.
In 1924, a radio receiver built for the battlefields of World War I tested the idea that humans were not alone in the solar system, heralding a century of searches for extraterrestrial life.
The central issue in the election is how to correct the economy’s deep imbalances.
A Cal Fire employee was arrested Friday on suspicion of starting several blazes in Sonoma County.
The attack, which Lebanese officials said killed at least 14 and injured more than 60, stoked fears Israel is driving toward a full-blown war on its northern border, even as the fight in Gaza goes on.