It's a "transient luminous event" or TLE that happens above the clouds, in the mesosphere, when there is intense electrical activity from thunderstorms below the clouds.

As far as raw beauty goes, precious few golf courses in the world can compare to Lofoten Links but NO WHERE can offer a ...

The International Aerial Photographer of the Year Awards celebrate stunning bird's-eye-view imagery. Let's discover the gear ...

Priscilla Diane Chapman Frisch, a University of Chicago Research Professor in Astronomy and Astrophysics and a world-leading ...

Regardless of how it was filmed, I think 28 Years Later is an arresting, layered and deeply beautiful film that will stay ...

More than 1,500 people have been evacuated from hotels and homes on the Greek island of Crete because of a rapidly sweeping ...

Hurricane forecasters will continue to use all available tools, including satellite, radar, weather balloon and dropsonde data, to monitor the tropics and issue hurricane forecasts. But the loss of ...

Mediterranean countries have been sweltering in a heatwave for several days, prompting health warnings and alerts about ...

Goa photographer Rohit Chawla showcases 'Rain Dogs,' an exhibition highlighting the plight of indie strays during the ...

From falcon -haunted hangouts to heatstroke-inducing ascents, here are 12 dangerous hikes—cited by AllTrails, Redditors, and ...