Fears of Helium Shortage on the Rise

Fears of Helium Shortage on the Rise, Helium Shortage Is No Laughing Matter, Balloons won't float, but the impact on space travel and medicine could be more serious. A shortage of the gas, needed by MRI's to operate, could send prices souring.

Big Mayan Find Refutes Doomsday Myth

Big Mayan Find Refutes Doomsday Myth, Nevermind the Apocalypse: Earliest Mayan Calendar Found, An ancient room deep in the rainforest yields the oldest version of the calendar ever seen. The oldest-known version of the ancient Maya calendar has been discovered adorning a lavishly painted wall in the ruins of a city deep in the Guatemalan rainforest.

New Clue to Lost Colony Mystery

New Clue to Lost Colony Mystery, Researchers say they have new clue to Lost Colony, A 425-year-old map offers fresh evidence about the fate of settlers who vanished in the late 16th century. A new look at a 425-year-old map has yielded a tantalizing clue about the fate of the Lost Colony, the settlers who disappeared from North Carolina's Roanoke Island in the late 16th century.