Zebra mussels, spotted thistle, kudzu and spiny pigweed are just a few of the more than 2,000 alien species quietly threatening biodiversity in the United States Zebra mussels, spotted thistle, kudzu ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

The U.S. military says that it conducted two more strikes Thursday against boats it said were smuggling drugs in the eastern ...

A gas explosion and fire at a home near Hayward and Interstate Highway 238 on Thursday morning injured multiple people and destroyed or damaged at least three structures, authorities said. The ...

In 2010, a NASA satellite image of what looked like "trees" on Mars sparked global speculation. This video uncovers the astonishing scientific truth behind the iconic photo. Using HiRISE camera data, ...

A gas line explosion in Hayward, Calif., sent multiple victims to the hospital and led to a fire that burned several houses. By Soumya Karlamangla A gas line exploded on Thursday in a Bay Area city, ...

Six people were hospitalized in California following a devastating home explosion caught on video. Footage from a doorbell camera at a home near Hayward in the San Francisco Bay Area showed a property ...

A fire and explosion rocked a neighborhood near Hayward on Thursday. Witnesses said it felt like a powerful earthquake. They described debris scattered and windows being blown out. Six people were ...

Four federal investigators are flying to the Bay Area to investigate how a gas leak led to a massive explosion, damaging multiple homes in Hayward. The National Transportation Safety Board is ...

It was a sunny, cold day in Ashland, the unincorporated area of Alameda County that sits near the city of Hayward. In one neighborhood, a construction crew, assisted by PG&E workers, was in a home’s ...