Snow is falling across south-central Pennsylvania and accumulating quickly. In the southern counties, sleet is beginning to mix in. WGAL News 8’s Storm Team is monitoring the snowstorm in real time ...

Here's a look at what has happened, what's going on and what's still to come in our winter storm.

Along a stretch of coast that usually behaves by the book, officials have been grappling with a rare ocean pattern that has ...

It’s one thing to map the world from the surface—another to do it from a thousand meters down, one slow glide at a time. If ...

What you should knowSnow has switched over to sleet across Philadelphia after as much as 7 inches blanketed the region.

The last ice age did not shut down Atlantic ocean currents, and that discovery may help explain future climate risks.

New research shows ancient tropical oceans once held more oxygen than cooler regions, reshaping where early life could ...

Each year, vast blooms of phytoplankton spread across the Southern Ocean, drawing carbon dioxide from the atmosphere and ...

Redwing is autonomous underwater glider expected to circle the world in a little over four years, then return to Cape Cod.

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests. New evidence of ...

One expert says the kind of weather events New Zealand was now experiencing on a regular basis had long been warned of.

The latest forecast from the National Weather Service calls the chance for a storm with up to 24 inches of snow in the ...