The development of sustainable energy sources that can satisfy the world energy demand is one of the most challenging scientific problems. Nuclear ...

These storms are measured by something called the Disturbance Storm Time index, a negative measurement of the strength of Earth’s own electromagnetic field, which is pressured by the solar storm. The ...

The majority of evacuation orders for the Hollywood Hills Sunset Fire have been lifted Thursday after water-dropping aircraft slowed the fire's advance overnight. The Sunset Fire was first reported ...

Los Angeles County's Palisades and Eaton fires exploded in size Wednesday, with at least five reported deaths and more than 1 ...

A new brush fire has sparked in the Hollywood Hills. It was first reported just after 5:30 p.m. in the 2300 block of N. Solar Drive in hills overlooking what appeared to be a block of homes.  SkyCal ...

The fleeting cosmic firework likely originated within the turbulent magnetosphere surrounding a distant neutron star. Fast ...

NASA's Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the blast that caused "a strong shortwave radio blackout over South America," ...

Stars like our own Sun produce “superflares” around once every 100 years, surprising astronomers who had previously estimated that such events occurred only every 3000 to 6000 years. The result, from ...

Fires ignited in Pacific Palisades, Sylmar and Altadena, forcing thousands to evacuate amid a life-threatening and ...

A spacecraft has beamed back some of the best close-up photos yet of Mercury’s north pole. The European and Japanese robotic explorer swooped as close as 183 miles (295 ...