Science

Humans have a close relationship with trees. We plant and cultivate them for food and shelter. Trees offer protection from the rays of th ...

When English ivy vines threatened her family’s "private park," a homeowner enlisted some hungry, four-legged assistants.

Taxes and bans on single use plastics try to combat plastics in the oceans.

The balsam wooly adelgid has devastated Appalachia’s native Fraser firs. On a North Carolina farm, their domesticated cousins grow with TLC.

SpaceX will coat one side of a satellite to reduce brightness interference when observing from Earth. They intend to test one unit on the ...

Amid federal inaction, there's no consensus on how much of the PFAS class of chemicals is too much.

Some climate scientists are limiting their airline flights so they don’t worsen the global warming they study.

A mysterious die-off of freshwater mussels has scientists scrambling to find a cause. Freshwater mussels clean water and provide habitat to countless other species.

Pennsylvania regulators found varying levels of toxic heat- and water-resistant chemicals in drinking water supplies across the state.

Dentistry can be a lucrative career, but some say rising tuition costs mean massive loans to pay off in a changing market for care.

Being a dentist can be a lonely job. Your patients don’t want to be there — and even if they did, it’s not like they can talk with ...

Bayer has entered into a three-year collaboration agreement with Children’s Hospital of Philadelphia to develop new hemophilia treatments.

As world leaders and scientists gather at the UN climate summit in Madrid, we discuss the state of the climate crisis and clash between science and politics.

As the season of big holiday meals kicks off, it's as good a time as any to reflect on just how much food goes to waste.

The mussels, in larvae form, hitched a ride to this country inside the gills of Asian carp that were imported and quickly began reproducing.