Where did Earth's water come from? Not melted meteorites, according to scientists
Water makes up 71% of Earth's surface, but no one knows how or when such massive quantities of water arrived on Earth.
Water makes up 71% of Earth's surface, but no one knows how or when such massive quantities of water arrived on Earth.
Planetary Sciences
Mar 15, 2023
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In the search for life elsewhere in the universe, scientists have traditionally looked for planets with liquid water at their surface. But, rather than flowing as oceans and rivers, much of a planet's water can be locked ...
Astronomy
Mar 15, 2023
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Many futuristic novels and films have explored what the world might look like without water. But water scarcity isn't a problem for the far-off future: it's already here.
Bio & Medicine
Mar 14, 2023
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The intensity of extreme drought and rainfall has "sharply" increased over the past 20 years, according to a study published Monday in the journal Nature Water. These aren't merely tough weather events, they are leading to ...
Environment
Mar 13, 2023
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Studying surfaces of solid materials: it may not seem relevant to energy consumption, but it is. Marcel Rost studies how platinum electrodes wear out. Those electrodes are a crucial component in the fuel cells of hydrogen-powered ...
Analytical Chemistry
Mar 13, 2023
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Diplomats from nearly 200 nations and top climate scientists began a week-long huddle in Switzerland on Monday to distill nearly a decade of published science into a 20-odd-page warning about the existential danger of global ...
Environment
Mar 13, 2023
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Rapid access to information is one of the largest barriers we have to deal with as a group of people in the Internet Age. Earth Map is a free application designed to be easily used and accessible to anyone with an internet ...
Earth Sciences
Mar 10, 2023
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Surrounded by miles of dried land and what remains of his famished livestock, Daniel Lepaine is a worried man. Dozens of his goats in Ngong, a town in southern Kenya, have died after three years of harrowing drought in the ...
Environment
Mar 10, 2023
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Researchers have developed and demonstrated an efficient and scalable technique that allows them to manufacture soft polymer materials in a dozen different structures, or "morphologies," from ribbons and nanoscale sheets ...
Polymers
Mar 10, 2023
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35
NASA will announce the names next month of the four astronauts—three Americans and one Canadian—who will fly around the Moon next year, the head of the US space agency said Thursday.
Space Exploration
Mar 9, 2023
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