Explosive volcanoes light up Mercury's deep past
Mercury has long been a mystery to scientists. Until recently, knowledge of the planet was limited to the grey, patchy landscape revealed by the Mariner 10 probe, NASA's first mission to Mercury in the mid-1970s. ...
Source of Galapagos eruptions is not where models place it
Images gathered by University of Oregon scientists using seismic waves penetrating to a depth of 300 kilometers (almost 200 miles) report the discovery of an anomaly that likely is the volcanic mantle plume ...
Seismic activity felt on Spanish volcanic island
Spain's National Geographical Institute says the Canary Island of El Hierro has been rocked by more than 50 tremors in 24 hours, two years after a new volcano began to appear off its southern coast.
Solar activity not a key cause of climate change, study shows
Climate change has not been strongly influenced by variations in heat from the sun, a new scientific study shows.
Image: Christmas tree fjords
This Envisat image was acquired over the Westfjords peninsula in northwest Iceland.
Image: Mystery mounds on Mars
Intriguing mounds of light-toned layered deposits sit inside Juventae Chasma, surrounded by a bed of soft sand and dust.
Acid raid, ozone depletion contributed to ancient extinction
Rain as acidic as undiluted lemon juice may have played a part in killing off plants and organisms around the world during the most severe mass extinction in Earth's history.
Climate report struggles with temperature quirks (Update)
Scientists working on a landmark U.N. report on climate change are struggling over how to address a wrinkle in the meteorological data that has given ammunition to global-warming skeptics: The heating of ...
New Zealand volcano lets off steam
A volcano off New Zealand sent a plume of steam two kilometres (1.24 miles) into the air Tuesday, although volcanologists described the eruption as small and said it was over in minutes.
Volcanic eruption coats Japanese city with ash
Residents in a southern Japanese city accustomed to frequent eruptions from a nearby volcano were busy washing ash off the streets Monday after the mountain spewed a record-high smoke plume into the sky.
Meteorites' age is at center of Mars history debate
Planetary scientists dream of sending a geologist to Mars to study its rocks by hand. Until then, they have to settle for examining meteorites - chunks of the Red Planet that land on Earth after hurtling through ...
Rocks can restore our climate... after 300,000 years
(Phys.org) —A study of a global warming event that happened 93 million years ago suggests that the Earth can recover from high carbon dioxide emissions faster than previously thought, but that this process ...
Earth from Space: Peruvian landscape
The foothills of the Andes mountains near the southern coast of Peru are captured by the Kompsat-2 satellite.
Noble gases hitch a ride on hydrous minerals
The noble gases get their collective moniker from their tendency toward snobbishness. The six elements in the family, which includes helium and neon, don't normally bond with other elements and they don't ...