Earth Sciences

Earth Sciences

Foot Fossil Discovery Reveals Co-Existence of Two Ancestor Species

A team of scientists has announced the discovery of a 3.4 million-year-old partial foot from the Woranso-Mille area of the Afar region of Ethiopia. The fossil…

Earth Sciences

NASA Satellite Captures Thunderstorms Near System 96W

NASA's Aqua satellite passed over the low pressure area called “System 96W” on March 27 at 0547 UTC (1:47 a.m. EDT) and the Atmospheric Infrared Sounder (AIRS)…

Earth Sciences

West Antarctic Ice Shelves Face Dramatic Changes

The most extensive record yet of the evolution of the floating ice shelves in the eastern Amundsen Sea Embayment in West Antarctica shows that their margins,…

Earth Sciences

New Insights Into Atlantis Massif’s Sub-Seafloor Structure

Scientists recently concluded an expedition aboard the research vessel JOIDES Resolution to learn more about Atlantis Massif, an undersea mountain, or…

Earth Sciences

Geologists Uncover New Insights on Africa’s Great Rift Valley

The Great Rift Valley of East Africa – the birthplace of the human species – may have taken much longer to develop than previously believed.”We now believe…

Earth Sciences

Climate Change: Extreme Weather Records Linked to Global Warming

At least for extreme rainfall and heat waves the link with human-caused global warming is clear, the scientists show in a new analysis of scientific evidence…

Earth Sciences

New Insights Into Wandering Continents Revealed by Seismology

“This melt-rich layer is actually quite spotty under the Pacific Ocean basin and surrounding areas, as revealed by my analysis of seismometer data,” says Dr….

Earth Sciences

How A Small Clique Dominates Global Food and Water Trade

But when scientists use food as a proxy for that water – taking into account how much crops are irrigated and livestock are fed – they can get a glimpse of the…

Earth Sciences

Scientists Use Rare Mineral to Link Past Climate Events

The first day of spring brought record high temperatures across the northern part of the United States, while much of the Southwest was digging out from a…

Earth Sciences

Geologists discover new class of landform — on Mars

They call the structures periodic bedrock ridges (and they use the abbreviation PBRs to evoke a favorite brand of beer). The ridges look like sand dunes but,…

Earth Sciences

NASA Satellites Reveal Severe Weather Patterns in Texas, Oklahoma

NASA's Aqua satellite and NOAA's GOES-13 satellite have been providing infrared, visible and microwave images to forecasters of the stalled frontal system.On…

Earth Sciences

Venice hasn't stopped sinking after all

Although previous studies had found that Venice has stabilized, new measurements indicate that the historic city continues to slowly sink, and even to tilt…

Earth Sciences

Study confirms oil from Deepwater Horizon disaster entered food chain in the Gulf of Mexico

For months, crude oil gushed into the water at a rate of approximately 53,000 barrels per day before the well was capped on July 15, 2010. A new study confirms…

Earth Sciences

Satellite Images Reveal Sandstorm’s Impact Over Time

The animation shows two cloud-free images of the region: the first captured on 10 March and the second on 18 March. The latest image shows how sand has swept…

Earth Sciences

Danger in paradise — the hidden hazards of volcano geotourism

Previously frequented by smaller numbers of experienced hikers and trained tour guides, today's volcanic sites are plagued by throngs of novice hikers, who are…

Earth Sciences

Popular Solar System Orbits Result in 'Planet Pileups'

Computer simulations have revealed a plausible explanation for a phenomenon that has puzzled astronomers: Rather than occupying orbits at regular distances…

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