Science

Follow PBS NewsHour’s complete coverage of Science and Technology stories.

Feb 20

How massive sloshing stars make fiery supernovas

Scientists believe they have finally captured what happens in the heart of a star before it explodes in a supernova. With the help of NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR), scientists mapped how shockwaves rip apart dying stars. Their…

Feb 19

Watch out for falling ice

As temperatures warm and the winter’s accumulation of snow and ice begin to thaw, danger lurks in the form of ice falling from skyscrapers onto unsuspecting pedestrians below.