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Environment Jul 30, 2026

The surprising chemical footprint of your clothes

When trying to make more sustainable clothing choices, many consumers follow a simple rule: Choose natural fibers over synthetic ones. Cotton instead of polyester. Wool instead of acrylic. Linen instead of nylon.

Earth Sciences Jul 30, 2026

Tiny fossils crack a Cretaceous cold case: Ocean acidification triggered one of the ocean's most severe extinctions

A 113-million-year-old marine murder mystery may finally be solved. Using chemical clues locked inside microscopic fossils, Northwestern University scientists found evidence that ocean acidification drove one of the largest ...

Evolution Jul 30, 2026

New technique pinpoints human DNA inherited from 'ghost' ancestors

UC Berkeley researchers have identified regions of DNA that humans inherited from two unknown ancestors as a result of long-ago interbreeding among modern humans and at least four other archaic human relatives.

Earth Sciences Jul 30, 2026

SMOS mission could offer early indicator of El Niño

Sea-surface salinity, the concentration of dissolved salts in the upper layer of the ocean, is much more than a measure of how salty the sea is. It responds rapidly to changes in rainfall, evaporation, river discharge and, ...

Earth Sciences Jul 30, 2026

Rainfall across the US is increasingly coming from farther away

Before rain falls, the moisture that forms it may have traveled anywhere from just a few kilometers to hundreds or even thousands of kilometers away. It usually begins as water that evaporated from oceans, lakes, forests ...

Earth Sciences Jul 30, 2026

Volcanic eruptions in Pacific Ring of Fire may have cooled Earth for centuries

For around 12,000 years, the Earth has been in the Holocene epoch, a warmer period following a glacial period. During this epoch, however, there have been around 22 abrupt cold phases, each lasting up to several centuries ...

Earth Sciences Jul 29, 2026

Hydrothermal microbes shape seafloor minerals at newly found vents near Greek island

In August 2023, the German research vessel METEOR set sail on Expedition M192 to the Greek island of Milos with Dr. Solveig Bühring as chief scientist. The mission was to locate and investigate previously unknown hydrothermal ...

Earth Sciences Jul 29, 2026

The oceans near Australia may be the best places to fertilize for removing carbon dioxide

Deploying ocean iron fertilization—a strategy for carbon dioxide capture—in higher latitudes rather than near the equator could reduce environmental impacts while still achieving removal of carbon dioxide from the atmosphere, ...

Ecology Jul 29, 2026

Canada's infrastructure projects could damage Pacific salmon habitats

The Canadian government is proposing sweeping changes to accelerate industrial development and reduce environmental oversight. These proposed legislative, regulatory and policy reforms could significantly diminish the government's ...

Plants & Animals Jul 29, 2026

Icelandic fish 'hot tubs' reveal genetic adaptations to warming—and unexpected overeating

New research, led by the University of Glasgow reveals that adaptation to warmer waters causes fish to display a range of behavioral and biological differences, including obesity, overeating and lower metabolism.

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