Yellowstone's lake's ice cover has remained unaffected by increasing temperatures due to increased snowfall. But this could make it vulnerable to a sudden shift.
An erupting star system in Orion has finally provided an answer to the mystery of how stars fed for over 100 years, something that has puzzled astronomers for almost as long.
Boeing's Starliner capsule is scheduled to launch astronauts for the first time ever on May 6. Here's how to watch that historic liftoff, as well as key events before and after it.
Astronomers finally know why giant binary stars born from the same collapsing cloud of gas and dust can be "non-identical twins" with different characteristics and planetary systems.
For the chief leader of the SETI Institute, established to search for and understand life beyond Earth, there's a need to step back and cuddle up to a cup of cosmic reality.