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ClimateWhy is the North Atlantic breaking heat records?
Record-breaking sea-surface temperatures off the coast of Africa may affect the 2023 hurricane season. What’s fueling the unusual heat is unclear.
By Sid Perkins -
AstronomyA supermassive black hole orbiting a bigger one revealed itself with a flash
A supermassive black hole binary system has puzzled astronomers for decades. Now they’ve finally seen direct signals from the smaller of the two.
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TechHow understanding horses could inspire more trustworthy robots
Computer scientist Eakta Jain pioneered the study of how human-horse interactions could help improve robot design and shape human-robot interactions.
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ChemistryOne photon is all it takes to kick off photosynthesis
A single particle of light is the spark that begins the process of turning light to chemical energy in photosynthetic bacteria, a new study confirms.
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Life‘Polyester bees’ brew beer-scented baby food in plastic cribs
Ptiloglossa bees’ baby food gets its boozy fragrance from fermentation by mysteriously selected microbes.
By Susan Milius -
Health & Medicine‘In the Blood’ traces how a lifesaving product almost didn’t make it
There’s plenty of drama in Charles Barber’s new book, which explores why a blood-clotting invention was initially dismissed.
By Meghan Rosen -
AstronomyJupiter-sized planets are very rare around the least massive stars
A six-year search of 200 nearby low-mass red dwarf stars found no Jupiter-like planets, boosting the standard theory for how such planets form.
By Ken Croswell -
AnimalsCamouflaging wheat with a wheat smell could be a new approach to pest control
Wheat fields coated in wheat germ oil confuse the noses of mice, reducing seed loss by more than 60 percent, a new study finds.
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AnimalsBowhead whales may have a cancer-defying superpower: DNA repair
Bowhead whale cells repair damaged DNA exceptionally well, an ability that could prevent cancer and help the marine mammals live for centuries
By Meghan Rosen -
SpaceA cyclone has been spotted swirling over Uranus’ north pole for the first time
Voyager 2 hinted at a cyclone at Uranus’ south pole. Now Earth-based observations give the first direct evidence of a storm at the ice giant’s north pole.
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Quantum computing may break the internet
Editor in chief Nancy Shute discusses internet security and the development of new quantum-proof encryption methods.
By Nancy Shute -
ArchaeologyAn old perfume bottle reveals what some ancient Romans smelled like
Chemical analyses reveal that an unopened flask of perfume from 2,000 years ago contained patchouli, a common ingredient in modern perfumes.