Las Vegas holds key to abrupt climate change

According to new U.S. Geological Survey research published today in the Proceedings of the National Academy of Sciences, springs and marshes in the desert outside Las Vegas expanded and contracted dramatically in response ...

Iowa meteorite crater confirmed

(Phys.org) —Recent airborne geophysical surveys near Decorah, Iowa are providing an unprecedented look at a 470- million-year-old meteorite crater concealed beneath bedrock and sediments.

California seafloor mapping reveals hidden treasures

Science and technology have peeled back a veil of water just offshore of California, revealing the hidden seafloor in unprecedented detail. New imagery, specialized undersea maps, and a wealth of data from along the California ...

Dam removal study reveals river resiliency

More than 1000 dams have been removed across the United States because of safety concerns, sediment buildup, inefficiency or having otherwise outlived usefulness. A paper published today in Science finds that rivers are resilient ...

Megathrust quake faults weaker and less stressed than thought

Some of the inner workings of Earth's subduction zones and their "megathrust" faults are revealed in a paper published today in the journal Science. U.S. Geological Survey scientist Jeanne Hardebeck calculated the frictional ...

Sex-shifting fish: Growth rate could determine sea lamprey sex

Unlike most animals, sea lampreys, an invasive, parasitic species of fish damaging the Great Lakes, could become male or female depending on how quickly they grow, according to a U.S. Geological Survey study published today.

Coping with earthquakes induced by fluid injection

A paper published today in Science provides a case for increasing transparency and data collection to enable strategies for mitigating the effects of human-induced earthquakes caused by wastewater injection associated with ...

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