Sunspot AR4114 erupted with M8 and M6-class solar flares. NASA's Solar Dynamics Observatory captured the fireworks in ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could potentially deliver a solar storm. NASA's Solar Dynamics Observatory captured ...

UConn's quest for another unbeaten national championship season began in earnest Saturday at the Big East tournament.

Donald Trump has issued a chilling threat to Iran as tensions between Washington and Tehran explode.