Science

The newly approved offshore wind farms will be located about 40 miles off the N.J. coast and generate enough electricity to power 1.8 million homes.

Billions of cicadas will emerge this spring across eastern and southern states as two broods arrive simultaneously for the first time in more than 200 years.

Surgeons externally attached a pig liver to a brain-dead human body and watched it successfully filter blood.

Climate-warming greenhouse gasses in the U.S. declined 1.9% last year, but that's only a third of what's needed to meet Paris climate change goals.

Researchers found roughly 240,000 detectable plastic fragments in a typical liter of bottled water. Most of them were nanoplastics — particles less than 1 micrometer in size.

Companies must now notify the EPA if they want to resume the production of certain PFAS chemicals.

Early metaverse pioneers on lessons learned using a 3D virtual platform.

There’s a growing field of academic study where archaeologists study virtual worlds, or work with game developers to recreate historical sites.

Delaware report encourages the state to approach offshore wind with “flexibility” in an uncertain market.

Virtual worlds allow us to reinvent ourselves and build new lives. But some of our troubles follow us there. A look at navigating community, love, and work in digital realms.

University of Delaware is one of five institutions across the U.S. that received funding from the EPA to study how to measure methane in landfills more accurately.

Philadelphia takes steps toward renewable energy goals with a solar farm in Adams County.

Scientists say reindeer seem to sleep while they chew, allowing them to forage all day in the summertime and still get enough sleep.

We talk with Keltner about his new book “Awe: The New Science of Everyday Wonder and How it Can Transform Your Life.”

Climate change took a big toll on the Philly region this year, featuring everything from wildfire smoke to serious flash floods. And yet, climate solutions abound.