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 sprawling search for the person responsible for a deadly mass shooting at Brown University is over, but key questions remain about the alleged shooter. Authorities have identified the suspect as ...

Police are probably going to sift through a lot more Reddit posts in the future. One of those online posts played a big role in helping investigators find the suspect who killed two students at Brown ...

GLENDALE, AZ (AZFamily) — The all-clear has been given after reports of a possible active shooter on Luke Air Force Base on Friday morning. Officials with Luke AFB - 56th Fighter Wing posted on ...

Growing up in Portugal, Claudio Manuel Neves Valente stood out for his intellectual potential. In high school, he traveled to national and international physics competitions. He later graduated from ...

The suspected shooter who murdered two Brown University students on Saturday and an MIT physics professor on Monday has been found dead in a New Hampshire storage facility. “Tonight our Providence ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

This article was featured in the One Story to Read Today newsletter. Sign up for it here. The gunman who shot up a classroom on Brown University’s campus on Saturday, killing two students and wounding ...

What would you do if you discovered that aliens were real, and a lot closer than you’d imagined? Would you be awestruck or terrified? That’s the premise of Steven Spielberg’s Disclosure Day, and in ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...