A group of participants from several U.S. agencies took part in a first-of-its-kind exercise that tested their preparedness ...

A storm as ferocious as the one of 12,350 BC would likely cause complete mayhem if it were to strike Earth and its ...

Nasa is warning of extreme space weather that could cause blackouts across the planet, as the Sun's hottest region is to turn ...

Skywatchers were left surprised, puzzled and awestruck by a mysterious streak of light slicing through the night sky.

Experts are warning of potential radio blackouts after a massive X-class solar flare erupted from the Sun. The solar flare ...

A potent X2.7-class solar flare has erupted from the surface of the Sun, causing radio blackouts across vast regions of the ...

A powerful X2.7-class solar flare has erupted from the Sun, sparking R3-level radio blackouts across Europe, Asia and the ...