Only one fragment was recovered, and that's because it punched through the ceiling of a master bedroom in a Hillsborough, New Jersey, home.
As concerns grow over microplastics in drinking water and the environment, researchers at the University of Pennsylvania are working to simplify how the tiny particles are detected - a mission now backed by new federal attention and funding.
Scientists say they've identified the largest long-necked, herbivorous dinosaur to ever live in Southeast Asia.
Fourth through sixth grade students from three Philadelphia schools participate in rotating hands-on activity stations.
The Philadelphia Phillies and Philadelphia Gas Works teamed up to host the children for a STEM-filled day of fun.
The Pentagon has begun releasing new files on UFOs, saying members of the public can draw their own conclusions on "unidentified anomalous phenomena."