Scientists found that Mars’s crust formed much earlier than previously thought.
When the Pine Island Glacier melts, it could trigger even more ice to melt and raise global sea levels.
In 1906, a powerful 7.9 magnitude earthquake caused the deaths of up to 3,000 people and destroyed more than 80 percent of the city of San Francisco.
Geologists have identified a new type of fault movement at San Andreas.
The formation was likely formed as a result of a series of explosive volcanic eruptions more than 3 billion years ago.
The finest quality of this green gem is called "peridot."
Plumes of acid rain, vog and lava continue to plague Hawaii's Big Island.
Scientists believe the moon is now moving about 1.5 inches away from our planet every year.
Yellowstone’s last major eruption took place around 640,000 years ago, producing a blast that ejected more than 2,000 times the amount of ash spewed out by Mount St. Helens in 1980.
These rocks formed at the bottom of ancient lake beds between three and four billion years ago, when the Martian surface was abundant in water and its climate was warmer.
"Laze" is a combination of toxic hydrochloric acid fumes, steam and fine volcanic glass-like particles, which is formed when hot lava hits the ocean.
Over the past week, at least a dozen sinkholes have opened up in a single neighborhood in Ocala.
Laguna Caliente in Costa Rica is one of the harshest environments on Earth for life.
Steamboat Geyser is capable of shooting jets of water up to 300 feet into the air.
If you live in Berkeley, Oakland, Fremont, Hayward or anywhere nearby, be prepared.
The samples were discovered in a 1.2-mile-deep hole drilled in Russia.
In 2017, a magnitude 7.1 earthquake struck Mexico City, toppling 40 buildings and killing over 300 people.