WILMINGTON, Del. -- Delaware state police say a trooper was killed in what officials said was an active shooter situation at a DMV facility in New Castle County on Tuesday afternoon. The suspect in ...

Newly released FBI records connected to the Covenant School shooting in Nashville include writings made by shooter Audrey Elizabeth Hale that shed further light on her motivations, planning and ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

They’ve got their 3Is on the prize. The highly anticipated data 3I/ATLAS’ Earth tour last month is in. A targeted scan of 3I/ATLAS for signs of radio transmitting tech has come up empty — but Harvard ...

The shooter who opened fire at Santana High School nearly 25 years ago, killing two students and injuring 13 others, had his sentence of 50 years to life behind bars erased Tuesday — a ruling that ...

A Delaware State Police trooper was killed in the active shooter incident at the Wilmington Division of Motor Vehicles near New Castle that prompted the abrupt closure of the center mid-afternoon on ...

A Brown University custodian spotted depraved gunman Claudio Neves Valente “circling” school hallways and peering into classrooms nearly a dozen times in the weeks before his mass shooting — and ...

The shooting happened at the Shoshone County Sheriff’s Office in Wallace, Idaho, on Friday. The gunman was killed by the police, the authorities said. By Hannah Ziegler and Mark Walker A gunman opened ...

A Brown University custodian says he saw the alleged mass shooter, who opened fire in a classroom on Dec. 13, killing two people and injuring nine others, nearly a dozen times several weeks before the ...

A Delaware state trooper and the suspect are dead after a shooting at the DMV in Wilmington, Delaware, on Tuesday, officials say. Delaware State Police confirmed that one trooper died, and Gov. Matt ...

MINQUADALE, Del. (WPVI) -- Delaware State Police have identified the trooper who was killed in a shooting at a DMV facility in New Castle County on Tuesday afternoon. Corporal Grade One Matthew T. "Ty ...

Derek Lisi spoke about seeing the suspect on multiple occasions before the deadly attack at the university US Attorney Massachusetts / AFP via Getty Images; Matthew J. Lee/The Boston Globe via Getty A ...