Science

Here’s a list of some favorite episodes, curated by The Pulse team members themselves.

A U.S. astronaut set a record Saturday for the longest single spaceflight by a woman, breaking the old mark of 288 days with about two months left in her mission.

An annual plant census along New Jersey's beaches reveals a significant surge of a federally threatened and endangered plant species, state officials announced.

The Fraser fir is found in a lot of homes around Christmas. But its wild cousins have been in decline for almost a century because of a small invasive pest.

Pennsylvania, Ohio and West Virginia accounted for one-third of the country's shale gas production in 2019.

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.