A hazardous material alert that locked down the Pentagon for hours on Thursday was a false alarm, officials said. The alarm triggered an emergency response in the halls of the War Department, with a ...

Add Yahoo as a preferred source to see more of our stories on Google. A partial lockdown at the Pentagon implemented in response to a potential air quality issue has been lifted after no hazards were ...

The Pentagon went into lockdown Thursday over an air quality issue, prompting the department to execute a shelter-in-place order for the affected area. Pentagon spokesperson Sean Parnell said at 1:31 ...

Newly released national test scores show student achievement in math rising at the elementary school level—but not among middle school students, whose achievement has stagnated after years of steady ...

The Pentagon was placed on lockdown for several hours Thursday after a false alarm triggered a hazardous-materials alert at the building, authorities said. Though the Pentagon did not disclose which ...

SEATTLE — Washington Gov. Bob Ferguson and State Schools Superintendent Chris Reykdal said they plan to ask lawmakers next year to ban student cellphone use during the school day at K-12 public ...

Artificial intelligence is mastering the kinds of projects that have long helped to build the careers of young mathematicians. What does that mean for their future? Credit...Illustrations by Yoshi ...

OpenAI announced a new feature that it says will provide additional protection from prompt injection attacks, where malicious chatbot instructions are hidden in web pages and other content sources.

OpenAI has begun rolling out Lockdown Mode, an optional security setting designed to offer users advanced protection from prompt injection attacks. For the unfamiliar, prompt injection is a form of ...

The DMV is experiencing a rare stretch of extreme heat that will impact Fourth of July events. First Alert Weather is tracking the latest by Kendra Mann A Fairfax County Public School teacher has been ...

LINO LAKES, Minn. — Two schools in Lino Lakes went into lockdown Thursday afternoon while law enforcement responded to a domestic assault report nearby. In a press release, the Anoka County Sheriff's ...

The Secret Service said that an individual approached a checkpoint at 17th Street and Pennsylvania Avenue, removed a weapon from his bag and started firing at officers. Secret Service police officers ...