The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

Astronomers are trying to understand a mysterious cosmic explosion that the Einstein Probe spacecraft spotted in April last year.

Six Mexican nationals have been identified as the victims on board the Learjet 55 aircraft that fell from the sky near Roosevelt Mall last week ...

"We heard a loud explosion and then saw the aftermath of flames and smoke," eyewitness Jimmy Weiss told local ABC station WPVI near the scene. He added, "It felt like the ground shook ...

Air ambulance flight crashed near Roosevelt Mall about 30 seconds after taking off from Northeast Philadelphia Airport, potentially killing six ...

Three of the six people aboard a medical plane that crashed on a busy residential street in Philadelphia have been identified. Pilot Alan Montoya and co-pilot Jesús Juárez were at the controls ...

PHILADELPHIA, Pennsylvania (KYW) -- Emergency crews are responding to an explosion in Northeast Philadelphia ... There are several injuries reported on the ground, police added.

A plane crashed in Philadelphia. reportedly killing six. Home security cameras caught both the sights and sounds as the plane came down. Trump administration erases mention of climate change and ...

The hyperbaric chamber explosion occurred about 8 a.m. at the Oxford Center in Troy, north of Detroit. The child, from Royal Oak, Michigan, had been inside the machine and was pronounced dead at ...

If observations carry on indicating that far under half of supermassive black holes are hidden, it could lead to an explosion of new ideas about the role these objects play in shaping galaxies.

An Army Black Hawk helicopter collided midair with an American Airlines flight from Wichita, Kansas, at Reagan National ...