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New Scientist - Home
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Ancient rocks show earliest evidence of tectonic activity on Earth
The origins of plate tectonics on Earth are hotly debated, but evidence from Australia now shows that parts of the crust moved in relation to each other as early as 3.5 billion years ago
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We’ve discovered a new kind of magnetism. What can we do with it?
Researchers have found the first new type of magnet in nearly a century. Now, these strange "altermagnets" could help us build an entirely new type of computer
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Brain changes with eating disorders similar to those in OCD and autism
In children with anorexia nervosa or other restrictive eating disorders, changes in the brain’s outer layer don’t seem to be due to lack of nutrition alone – and some mirror those seen in other neurological conditions
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Why you shouldn't worry a nap will stop your child sleeping at night
Parents may discourage naps out of concern that their child won't then sleep at night, but research suggests that is not actually the case
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Complex knots can actually be easier to untie than simple ones
Mathematicians have solved a decades-old problem in knot theory, discovering that linking two knots together can actually produce a knot that is easier to untie – the opposite of what was expected
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Water might be even more important for alien life than we thought
Without enough liquid water on the surface, a planet's atmosphere can become choked with carbon dioxide, raising temperatures to a level beyond what is survivable for all known life
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Climate scientists urge others to take up CO2 tracking as US cuts loom
Proposed budget cuts in the US will lead to the loss of vital carbon dioxide measurements, but no other countries are preparing to step in so far, researchers warn
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Built-in fire extinguishers can prevent battery explosions
Adding fire-suppressing chemicals into batteries can prevent overheating, fires and explosions, cutting the risks for electric vehicles and portable electronics
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Nor'easters slamming New England are growing more powerful
Much like hurricanes further south, the strongest storms to pummel the US north-east are getting even stronger as sea surface temperatures rise
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You don't need to take drugs like Ozempic consistently to lose weight
People with disrupted access to GLP-1 drugs, like Ozempic, still seem to lose substantial amounts of weight