Lost Maya genius finally identified as archaeologists decode name of 1,200-year-old astronomer

A 1,200-year-old wall of calculations at the ruined Maya city of Xultun in Guatemala has yielded the name of the astronomer ...

NASA sent Curiosity to Mars in 2011 for a two-year mission, and almost 15 years later it ...

NASA's Curiosity rover was built for a 2-year Mars mission. Nearly 14 years later, it is still making history in Gale Crater.