Earth Sciences

Earth Sciences

Maybe it's raining less than we thought

It's conventional wisdom in atmospheric science circles: large raindrops fall faster than smaller drops, because they're bigger and heavier. And no raindrop…

Earth Sciences

Raindrop Speeds Defy Expectations: The Science Behind It

And no raindrop can fall faster than its “terminal speed”–its speed when the downward force of gravity is exactly the same as the upward air resistance. Now,…

Earth Sciences

Typhoons Trigger Slow Earthquakes: A Hidden Connection

Slow earthquakes are non-violent fault slippage events that take hours or days instead of a few brutal seconds to minutes to release their potent energy. The…

Earth Sciences

Ground Motion Predictions for Pacific Northwest Earthquakes

The Cascadia subduction zone in the Pacific Northwest has produced great earthquakes of magnitude 9.0 and larger, most recently in the 1700s. Now home to…

Earth Sciences

Prehistoric Whale Bones Discovered in Sweden’s West Coast

The whale bones are now being examined by researchers at the University of Gothenburg who, among other things, want to ascertain whether the find is the…

Earth Sciences

How Fossil Fuels Disrupt the Nitrogen Cycle: Key Insights

The chief culprit is fossil fuel combustion, which releases nitric oxides into the air that combine with other elements to form smog and acid rain. But it has…

Earth Sciences

Hybrid Remotely Operated Vehicle “Nereus” Reaches Deepest Part of the Ocean

The dive makes Nereus the world’s deepest-diving vehicle and the first vehicle to explore the Mariana Trench since 1998. Nereus’s unique hybrid-vehicle design…

Earth Sciences

Innovative Climate Research Unveiled in Arctic Drilling Project

An international team of researchers from Russia, Germany, the USA and Austria has conducted a deep drilling programme in the utmost northeast of Russia during…

Earth Sciences

Unique Arctic Climate Data Uncovered in Drilled Cores

A team of scientists from the United States, Germany, Russia and Austria returned recently from a six-month sediment drilling expedition at a frozen lake in…

Earth Sciences

Meteorite Bombardment: Boosting Earth’s Habitability

When a meteorite enters a planet's atmosphere, extreme heat causes some of the minerals and organic matter on its outer crust to be released as water and…

Earth Sciences

High Arctic Mammals: 53 Million Years of Winter Darkness Revealed

CU-Boulder Assistant Professor Jaelyn Eberle said the study shows several varieties of prehistoric mammals as heavy as 1,000 pounds each lived on what is today…

Earth Sciences

High-Energy Particles Unlock Thunderstorm Lightning Secrets

Florida Institute of Technology researchers are trying to solve one of the great mysteries in nature: how thunderstorms make lightning. Because, in principle,…

Earth Sciences

Microfossils challenge prevailing views of the effects of 'Snowball Earth' glaciations on life

By analyzing microfossils in rocks from the bottom of the Grand Canyon, the authors have challenged the view that has been generally assumed to be correct for…

Earth Sciences

Spring Fires’ Impact on Arctic Melting: POLARCAT Insights

The two-year international field campaign known as POLARCAT was conducted most intensively during two three-week periods last spring and summer and focused on…

Earth Sciences

Greenland Ice Melt Threatens Northeast US and Canada By 2100

The study finds that if Greenland ice melts at moderate to high rates, ocean circulation by 2100 may shift and cause sea levels off the northeast coast of…

Earth Sciences

A hidden drip, drip, drip beneath Earth's surface

There are very few places in the world where dynamic activity taking place beneath Earth's surface goes undetected.Volcanoes, earthquakes, and even the sudden…

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