Researches have determined that ejecta from an ancient asteroid. strike carved out the grand canyons (Vallis Schrödinger and ...

The incoming object created an impact basin and sent streams of rocks hurtling like missiles, NASA said. Within minutes, two ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

Scientists say America is no longer the only place with a Grand Canyon as NASA spots two enormous chasms carved into the ...

The Sunset Fire broke out the evening of Jan. 8 in the Runyon Canyon area of the Hollywood Hills, forcing a new set of evacuations. It had burned dozens of acres of vegetation, officials said.

A brush fire fueled by high winds ignited the evening of Tuesday, Jan. 7 in the Eaton Canyon area in Pasadena. It has burned parts of Pasadena, Altadena and Sierra Madre and forced evacuations ...

Canyon Close and Grand Oak. A map of the evacuation area is also available here. The Los Angeles Fire Department is asking off-duty personnel to reach out and share their availability as the ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...

GRAND CANYON NATIONAL PARK, Ariz. – A chlorine gas leak at Grand Canyon National Park’s main water supply has forced park officials to close all inner canyon corridor trails. Officials said the leak ...

Trails in Grand Canyon National Park were closed due to a chlorine gas leak. Chlorine is used as a disinfectant in the Roaring Springs area of the park. The trails have since reopened NORTH RIM ...