Science

Pennsylvania ranks near the bottom of states when it comes to generating renewable energy.

Pests: We know them when we see them. The mice that lurk in our kitchens, the squirrels that steal our tomatoes, the mosquitoes that bite ...

Even for the most devoted animal lover among us, there are animals that we hate and try to avoid, or kill: rats, mice, pigeons, invasive snakes. We call these animals pests.

Since the COVID pandemic began three years ago, its origin has been a topic of much scientific — and political — debate.

For a product whose toxic origins trace back to a biological weapons lab in Maryland, Botox has helped normalize cosmetic injectables

No current evidence suggests that offshore wind farms or surveys have caused the recent spike in whale deaths. Necropsies have found the mammals were killed by vessel strikes.

Oceanographer Carlos Moffat and his graduate students have just spent 45 days at sea — to better understand ocean warming and melting ice in Antarctica.

U.S. health officials said Thursday a company is recalling its over-the-counter eye drops that have been linked to an outbreak of drug-resistant infections.

Several whales have been found washed ashore on the East Coast. Researchers think vessels are to blame.

Students at Caesar Rodney High School got a taste of a career in research, amongst penguins and seals on the West Antarctic Peninsula.

Nesting piping plovers show resilience in Delaware while the shorebirds struggle to maintain their population along the southern Atlantic Coast. Researchers want to know why.

Humans have long been fascinated by the idea of communicating with other species — not just teaching animals to mimic human words, but ...

What scientists are learning about the ‘talking’ cats and dogs of Insta

It’s the goosebumps you get at the crescendo of your favorite song; the stupefying wonder that comes with witnessing a birth or a death ...

There’s enough groundwater from the Delaware River Basin, which supplies peoples’ drinking water, to last until at least 2060, researchers say.