San Andreas Fault Earthquake Risk
A Bay Area earthquake is likely by 2053, according to USGS estimates. California's San Andreas fault is a constant pres…
Richat Structure: Eye of the Sahara in Mauritania
Astronauts in space will often be the first to spot the Richat Structure's bullseye. The 50-kilometer-wide circular fea…
1958 Lituy Bay Megatsunami: Alaska's Historic Event
A mile-wide glacier and mountain range clash in Lituy Bay, Alaska, triggered a tsunami towering over a cruise ship. The…
California Fault's Impending Movement
A sudden tremor in the San Andreas Fault — the 700-mile crack in the earth — has researchers on edge along the Golden S…
Antarctica's Unique Rock Formation Resembles Giant Tree Stump
A colossal rock formation in Antarctica appears to be a gigantic, dead tree. It defies all expectations in this frozen,…
Underwater Volcanic Activity: First Direct Observation
In the Indian Ocean, scientists watched as the seafloor silently ripped apart, a process they had only hypothesized bef…
Yellowstone's Second Magma Reservoir: 2015 Discovery
Yellowstone National Park’s magma system is now known to be even larger than previously thought. However, USGS reports…
Mount Everest's Slow Rise Visualized
Mount Everest is still growing, as the Himalayas rise each year at a pace unlike most other mountains. This process beg…
Hawaii Lava Skylights: Volcanic Wonders Revealed
Hawaii's volcanic landscape has transformed into a fire-lit cave spectacular. Dozens of lava skylights offer a rare, vi…
Continental Drift: Pangaea to Today's Seven Continents
Pangaea, the supercontinent that once dominated Earth, began to split about 200 million years ago, forming the continen…
Australia's Northward Drift and GPS Impact
Australia is inching north at 7 centimeters per year, a pace comparable to fingernail growth. This gradual shift, known…
Earth's Tectonic Plates: Movement and Impact
The African continent is slowly splitting apart, creating a new ocean basin. It's a process of continental rifting.