Strange and sudden earth movement that caused a gaping gash and a deep booming sound in a Michigan forest is being explained as a "pop-up" in the bedrock.
OurAmazingPlanet explores the wonder and beauty of Earth through news, features and images. We explain the latest discoveries and how the world works.
The power source for Earth's magnetic field may be magnesium minerals trapped in the core since our planet's violent birth.
Two volcanic islands that were recently born in the Red Sea are providing scientists with new information about a little-known rift in Earth's crust.
Billions of by-the-wind sailors, also called Velella velella, could wash ashore in coming months because of favorable water temperatures and onshore winds.
The longest consecutive train of Kelvin-Helmholtz waves ever seen in the sea was spotted in the Atlantic Ocean's Romanche Fracture Zone.
A new model from the Los Alamos National Laboratory in New Mexico reveals the Southern Ocean is a turbulent rush of swirling eddies and currents.
Timeworn Antarctica ice suggests a strong link between carbon dioxide levels and glacial cycles for the past million years.
Two super-fast conveyor belts of sinking crust explain why India set a continental speed record as it crashed into Eurasia.
The first good satellite view of Nepal's deadly earthquake could explain why damage in the city was so severe.
For the first time in more than 30 years, lava is flowing on the floor of Halema'uma'u crater in Hawaii.
The roiling lava lake atop Hawaii's Kilauea volcano is threatening to overflow for the first time since the molten pool appeared in 2010.
Underneath Antarctica's Dry Valleys lies a vast and ancient network of salty, liquid water filled with life, a new study finds.
Shattered cave formations in the central and eastern United States preserve one of the longest records of powerful earthquakes in these regions.
A lucky group of ocean lovers got the surprise of a lifetime when a huge sperm whale swam into their live video broadcast.
A powerful portrait of plate tectonics took the top prize this year in NASA's annual photo tourney, called Tournament Earth.