Science

There is a new Constellation to see – and this one is artificial! The first set of satellites dedicated to eventually providi ...

“What you’re seeing here is not unusual. What made it noteworthy is how persistent and stubborn that pattern has been.”

The Trump administration is committed to making fossil fuels cleaner rather than imposing "draconian" regulations on oil, gas and coal, U.S. Energy Secretary Rick Perry said.

Experts said there were tornadoes on Tuesday in Indiana, Bradford and Berks counties. There were no reports of injuries.

A nonprofit that tracks pollution in the Chesapeake Bay said Pennsylvania has failed to protect the nation's largest estuary from farm manure and stormwater.

To better understand opioid-use disorder, Camden researchers are starting a biobank to study brain and blood samples of people who’ve died of overdoses.

A new exhibit at the Science History Institute in Philadelphia tells the stories of scientists with disabilities — and shows how they overcame prejudice and marginalization.

The moon has two distinct faces; gravity readings of the moon’s surface by a lunar orbiting satellite suggest that not long after forma ...

SpaceX has launched 60 little satellites, the first of thousands that founder Elon Musk plans to put in orbit for global internet coverage.

Continuus Materials, a Texas-based company with a Northeast Philadelphia plant, will begin producing wallboard out of recycled flexible plastic and paper.

The Alabama Historical Commission says a wrecked ship off the Gulf Coast is the Clotilda, the last known vessel to bring people from Africa to the United States into bondage.

Locus is one of several companies that are trying to use CRISPR to fight health problems by targeting only bad bacteria in the body and leaving the good ones alone.

Companies specializing in the handling of radioactive material are buying retired U.S. nuclear reactors from utilities and promising to clean them up in less time than usual.

Researchers hope treatment can help endangered bats hang on in the face of white-nose syndrome

Today marks the 50th anniversary of the lunar landing dress rehearsal flight Apollo 10. Astronauts Tom Stafford, John Young and Ge ...