The Northern Lights may appear across parts of the northern U.S. Wednesday night. But here’s the strange part: your phone might see them even when you can’t.

Lindsay Clancy’s reported core body temperature was 82.1°F after she was found outside her Massachusetts home. Could the weather, frozen ground and her injuries help explain such profound hypothermia?

Weather usually swirls. But Saturn’s atmosphere can organize itself into enormous shapes with surprisingly straight sides. Scientists already knew about its famous hexagon. Now they’ve discovered a 10-sided pattern, too.

That old rule about putting away your white clothes after Labor Day has a surprisingly nerdy connection to summer heat, fall weather, dirty streets and wealthy Americans.

That pouring rain in The Notebook looked incredibly real. The water was real, but Mother Nature had almost nothing to do with it.

It’s September, meteorological fall has begun, and a huge part of the country is roasting. Surely this is Indian summer, right? Probably not.

Think September means summer is over? Not so fast. From rapidly shrinking daylight to triple-digit heat and even snow, September has a few surprises left.

Meteorologists say fall begins September 1. Your sweating lawn chair may disagree. Here’s why weather has its own calendar and what really starts changing.

The Atlantic’s next named storm will be Dolly. Coming just after the death of Dolly Parton, that’s an extraordinary coincidence, but the weather history behind the name makes it even more remarkable.

On August 27 and 28, Earth’s shadow will swallow about 96% of the Moon. The really fascinating part is what has to happen in space to make it possible.

Lightning can make glass, produce enormous red flashes above storms, stretch hundreds of miles and even be associated with antimatter. Here are five of its strangest tricks.

Hurricanes roam the Pacific every year, but actually hitting Hawaii is remarkably rare. Tropical Storm Lala is putting that history in the spotlight as it approaches the Big Island.

A 40% chance of rain doesn’t automatically mean cancel the soccer game, cookout or concert. Check these four things before deciding what to do.

Your weather app says there’s a 40% chance of rain. Forty percent of the day? Forty percent of town? Neither. Here’s what that little number is actually telling you.

Once a month, the Moon seems to vanish completely. But even at 0% illumination, half of it is still brilliantly lit by the Sun. So where did it go?

The Perseid meteor shower returns every August with fast, bright meteors and spectacular fireballs. Here’s when to watch, where to look and the surprising reason it happens every year.

A total solar eclipse is happening this week, yet most Americans won’t see a second of it. Here’s why it’s still one of the biggest sky stories of the year, and the incredible coincidence that makes total eclipses possible.

The dog days of summer aren’t about lazy dogs lying in the shade. The phrase actually dates back thousands of years and has everything to do with the brightest star in the night sky.

Have you ever noticed that some thunderstorms produce one loud BOOM while others seem to rumble forever? Learn why thunder sounds different, what causes those rolling rumbles, and how the sound of thunder can even help you estimate how far away lightning really is.

Those green, yellow, orange, and red colors on severe weather maps mean more than most people realize. Learn what severe weather risk levels really tell us and why they don’t predict whether your neighborhood will be hit.