Dire wolf pups born 12,500 years after extinction, company says
NASA astronaut, 2 Russian cosmonauts blast off on flight to space station
Geomagnetic storms could bring northern lights show to parts of U.S.
Sahara desert, once lush and green, was home to mysterious human lineage
Monkeys are "best yodellers" in the world, study says
Space tourists complete first-ever flight around Earth's poles
Peggy Whitson on her space legacy and commanding a new mission for Axiom
On the Edge: The people and polar bears of a warming arctic
