The Earth's core formed under more oxidizing condition's than previously believed, researchers have discovered through of series of laser-heated diamond anvil cell experiments at high pressure - 350,…

During an earthquake, waves emitted when the two sides of a fault move—or slip—rapidly past each other, create ground motion, with an average relative speed of about three feet per second. Not all…

In 1991, the Pinatubo volcano eruption was a disaster for the Philippines and the effects were noticed across the world - it threw tons of ash and other particles into the atmosphere, which caused…

A new study indicates that clay minerals, formed when water is present for long periods of time, cover a larger portion of Mars than previously thought. Clays were in some of the rocks studied by…

Giant crevasses that penetrate upward from the bottom of the   Larsen C Ice Shelf, the largest remaining ice shelf on the Antarctic Peninsula, make it more susceptible to collapse, according to…

The Grand Canyon is spectacular to look at but figuring out how old it is can be frustrating. A new paper says that conventional models and estimates of the last 150 years are way off - it is far…

In the early 1990s, scientists were surprised to find that areas near Mercury's poles were unusually bright when observed with radar from Earth, a potential indication that ice might be present.…

Mountain glaciers respond to climate change by rapidly advancing or receding as global temperatures have spiked upward and downward numerous times throughout geological history. Those changes in…

The El Niño-Southern Oscillation (ENSO) drives many of the catastrophic climate events that occur from one year to the next: floods, droughts, wildfires, and hurricanes.  However, climate…

Did the flood waters from melting of the Laurentide Ice Sheet in the last major cold episode on Earth about 12,900 years ago flow northwest into the Arctic firs, or east via the Gulf of St. Lawrence…