A quantum heat engine that simultaneously provides work and refrigeration
The laws of thermodynamics state that heat naturally flows from hotter systems or regions to colder systems or regions…
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Science · 2062 articles · page 51 of 58 · fetched 10 minutes ago
DNA vacuum captures animal traces from air to map Danish wildlife
Researchers have developed a DNA vacuum that can suck genetic traces from animals out of the air and reveal which…
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Angola's oldest burials, including its only known ancient cremation, uncovered at a 15th-century site doomed by a dam
As the construction of a hydroelectric dam loomed, archaeologists raced to uncover Angola's earliest dated burials and…
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As wildfires grip France and Spain, what are the risks from the smoke?
What dangers does smoke from wildfires pose? Who is most at risk? Here are some answers to health questions often…
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Scotland declares 'major' wildfire in Cairngorms national park
Scottish firefighters fought a wildfire Saturday that was burning through Cairngorms National Park in the north, with…
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Thousands crowd shelters as wildfires force exodus in France, Spain
Thousands crowded into emergency shelters in France and Spain on Sunday after wildfires drove more than 300,000 people…
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'I can't work in the farce of climate change cruise tourism anymore': Why Antarctic guides quit their dream jobs
In the words of a former Antarctic tour guide we interviewed: "You'd see massive glacier calvings, and you'd just want…
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New research shows how language experience shapes human communication
A Taiwan–led study of Mandarin-speaking learners shows that the sounds we hear and produce are deeply shaped by our…
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'I get caught up in the numbers game': Why useful social media content gets lost online
When Amy posts a photograph of herself on Instagram, she knows what will attract attention. A picture of her in a…
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Unwritten social rules, not government oversight, help keep forest land sustainable
Swidden agriculture—often called "slash-and-burn"—has been practiced on every inhabited continent throughout human…
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Syria's ancient sites face widespread looting and systematic bulldozing, satellite images reveal
Dozens of archaeological sites were destroyed by looting during Syria's civil war, which began in 2011 and lasted until…
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New model maps how social media users repeatedly spread misinformation
People who receive information on social media play a greater role in the spread of misinformation than research has…
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Cameras attached to whale sharks capture krill chases never witnessed before
Whale sharks (Rhincodon typus)—the world's biggest fish—are one of the most charismatic marine species. They connect…
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China evacuates 340,000 people as Typhoon Noul approaches
Authorities have evacuated more than 340,000 people and suspended work and rail services as Typhoon Noul approaches…
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Spain fights to 'save lives' as wildfire evacuees shelter in Madrid
Spain's Prime Minister Pedro Sánchez said Saturday firefighters were working to "save lives" in the blazes raging west…
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SpaceX launches Starship on another test flight, this time with the most advanced Starlinks
SpaceX's mammoth Starship rocket blasted off Friday on another test flight stretching halfway around the world, this…
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The hunt for a natural molecule that can release cellular energy
All cells in the human body—and the motions they enable, from our beating hearts to our wiggling toes—use energy…
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Ancient bones from smaller Maya communities reveal heavy reliance on maize and local subsistence patterns
Historians and archaeologists know that maize was a central food source and cultural symbol across the ancient Maya…
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Herbivore species dynamics is key to grassland food web stability
Ecologists have long understood that biodiversity is paramount to ecosystem stability. Until now, however, most…
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Rare blue optical transient points to possible new class of cosmic explosion
Chinese astronomers report the detection of a peculiar optical transient event that occurred in the center of a dwarf…
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Study explores rare atom-containing natural products and their biomedical potential
Modern research on secondary metabolites from microbes, plants and marine organisms has revealed a remarkable diversity…
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Prize honors discovery of altermagnetism as a third fundamental class of magnetism
One of Europe's highest distinctions in condensed matter physics has been awarded for a discovery that is reshaping our…
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Research sheds light on migration, lifestyle, health and social status in the medieval metropolis Ypers
Researchers from the Vrije Universiteit Brussel (VUB) are playing a key role in the summer exhibition wONDERLAND at the…
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Smarter, greener ways to protect fragile cultural heritage
Museums, libraries, archives and heritage organizations face a difficult problem: Many of the objects they preserve are…
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Wound odors may unlock better traps for flesh-eating New World screwworm
Jessica Metcalf's work stinks. Literally. But the Colorado State University professor's research may be key to…
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Long-lived ytterbium states could sharpen quantum computing and atomic clocks
Researchers from the University of Amsterdam and the University of New South Wales have answered a question that has…
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Study explores the hedging capability of cryptocurrencies in turbulent markets
The rapid growth of sustainable finance in recent years has fueled interest in green investment, ranging from green…
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Can a robot tutor give too much help? Why timing matters
A learner stands in a room with a bottle, a cup and a book. The task is to figure out, step by step, where each object…
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Scientists turn modern biobanks into a new window on human evolution
For more than a century, scientists have sought to reconstruct human evolution using diverse lines of evidence,…
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Gold-catalyzed chemical reaction advances next-generation anticancer prodrugs
Anticancer prodrugs have attracted significant attention from the medical and scientific communities in recent years…
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New methods for removing harmful nitrates from drinking water identified
Nitrate contamination of drinking water poses a major health concern, particularly in agricultural communities where…
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Quantum dots reveal hidden light waves on metal surfaces
Photographs can reveal things that are otherwise impossible for the naked eye to see, be they distant galaxies or…
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Cutting out the noise: How horseshoe bats adapt their echolocation behavior in colonies
Imagine searching for a gemstone in a dark cave: You use a flashlight, looking for a rainbow-colored glint in the…
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Native fine-flavor cacao can match commercial varieties in yield, study finds
A study carried out on smallholder farms in northern Peru shows that Blanco de Piura, a native fine-flavor cacao…
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How did inbred brown tree snakes take over the island of Guam?
If you look up invasive species in a textbook, there's a good chance you'll find a picture of a brown tree snake.…
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Unraveling the climate behind the collapse of Bronze Age civilizations
The most severe droughts in the ancient Eastern Mediterranean arose when multiple natural climate cycles coincided,…
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