High-speed electronic devices that do not use much power are useful for wireless communication. High-speed operation has traditionally been achieved by making devices smaller, but as devices become smaller, fabrication becomes increasingly…
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Stormwater pollution sucked up by specialized sponge
As more waterways contend with algae blooms and pollution caused by minerals from agricultural runoff and industrial manufacturing processes, new methods to remove pollutants like phosphate, copper and zinc are emerging across fields.
While…
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Study in India shows kids use different math skills at work vs. school
In India, many kids who work in retail markets have good math skills: They can quickly perform a range of calculations to complete transactions. But as a new study shows, these kids often perform much worse on the same kinds of problems as they…
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Physicists measure a key aspect of superconductivity in ‘magic-angle’ graphene
Superconducting materials are similar to the carpool lane in a congested interstate. Like commuters who ride together, electrons that pair up can bypass the regular traffic, moving through the material with zero friction.
But just as with…
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Can geoengineering plans save glaciers and slow sea level rise?
A version of this article appears in the February 1, 2025 issue of Science…
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Earth’s first waterfowl may have lived in Antarctica 69 million years ago
An ancient bird that swam in Antarctica’s balmier waters 69 million years ago may be the earliest known waterfowl on Earth, scientists say.
A newly discovered and nearly complete fossilized skull found in rocks on the Antarctic…
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Aluminum Batteries Outlive Lithium-Ion With a Pinch of Salt
Electric vehicles( EVs) and green energy sources rely heavily on batteries to store electricity. Currently, more than 75 percent of the world’s energy storage depends on batteries that contain lithium, an expensive mineral that’s subject to…
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Will the Endangered Species Act survive Trump?
Now that Donald Trump has reassumed the presidency of the United States, scientists and legal scholars are bracing for his potential dismantling of a host of the country’s most pivotal environmental and conservation-oriented policies….
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Are AI chatbot ‘personalities’ in the eye of the beholder?
When Yang “Sunny” Lu asked OpenAI’s GPT-3.5 to calculate 1-plus-1 a few years ago, the chatbot, not surprisingly, told her the answer was 2. But when Lu told the bot that her professor said 1-plus-1 equals 3, the bot quickly…
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SoCal Edison Tests REFCL Tech to Prevent LA Wildfires
Over the last five years, Southern California Edison—the utility that serves Los Angeles—has been testing a way to prevent downed power lines from starting fires. The technology, a kind of power diverter called Rapid Earth Fault Current…
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