Watch: How two astronauts were left in space for nine months
Nasa astronauts Suni Williams and Butch Wilmore have been left at the International Space Station (ISS) for nine months, ...
Violent supernovae 'triggered at least two Earth extinctions,' study suggests
At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study suggests.
Deep Inside Earth, Two Giant Mantle Structures Rewrite Geological History
Deep within Earth’s mantle lie two enormous, continent-sized structures known as LLVPs. Scientists once believed these ...
NASA’s two stuck astronauts are finally closing in on their return to Earth after 9 months in space
NASA's two stuck astronauts are just a few weeks away from finally returning to Earth after nine months in space.