Nidhi Rawat, a researcher at Surrey's Global Centre for Clean Air Research (GCARE), said: "Alternating purifiers with scheduled window openings is an effective way to clean up classroom air.

A New York City teacher was struck by a stray bullet on the eve of the first day of school while setting up his classroom, police said. The bullet flew through the window of the sixth-floor ...

A bullet crashed through the window of a Bronx middle school classroom Wednesday, hitting a teacher in the hand as he prepared the room for the first day of class, cops said. Multiple gunshots ...

A Frisco elementary school ended classes early Thursday morning after police said a bullet shattered a window and entered a classroom. According to initial reports from Frisco police, no children ...

A bullet struck a classroom window at Freedom Preparatory Academy's Parkrose campus in Westwood Wednesday morning, sending the school into a "soft lockdown" until the building was secure.

EVERGREEN, Ala. (Gray News/TMX) – Teachers and staff at an Alabama elementary school got a surprise earlier this month when they found out a deer had crashed through a window and roamed around a ...

GRAND RAPIDS, MI – A sixth grader at Alger Middle School heard screams from outside then looked through her classroom window to see a bloodied classmate on a bench. She wondered if he was OK.

Security cameras from inside the building show the deer bust through the window of a classroom at the school. The deer is then seen running around the classroom. Later security video captured the ...

The bullet was likely fired a long distance from the school, police said. A New York City teacher was struck by a stray bullet on the eve of the first day of school while setting up his classroom ...

(Gray News/TMX) – Teachers and staff at an Alabama elementary school got a surprise earlier this month when they found out a deer had crashed through a window and roamed around a classroom.