Fifty-five years after the first Earth Day, climate activists are organizing a nationwide celebration of solar power.

Solar activity has been on an overall decline since the ‘80s and scientists were expecting us to plunge into a historic low ...

At the turn of the 21 st century, astrophysicists theorized that the Sun was headed toward a deep solar minimum, but a new ...

NASA has claimed the sun is 'waking up', and it could cause major issues on Earth. Between 1988 and 2008, our sun went through a major slump... although you probably wouldn't have noticed. Its solar ...

NASA scientists have warned the Sun may be ‘waking up’ from a period of relative inactivity and start firing off solar flares ...

How often do black holes explode? New research refines old calculations, hinting that black hole explosions may be a ...

With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

Fears are rising that intense solar storms could strike Earth after Nasa warned the Sun has started to "wake up". The space agency disclosed that our star's activity levels had been winding down for ...

MORE: Massive 250,000-mile-long 'canyon of fire' erupts on the sunOur sun has unexpectedly begun to ramp up its activity, which could lead to more severe solar storms that cause blackouts and disrupt ...

Kyo, set a benchmark for romance in the backdrop of a war-torn nation. But the K-drama offered more than just onscreen love ...

New X-ray data from NASA’s Chandra telescope reveals Cassiopeia A’s chaotic final hours, showing how dying stars collapse and ...

In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, ...