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New Scientist - Home
New Scientist - Home
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There are five types of sleep – here's what that means for your health
Scientists have identified five sleep profiles, each of which is linked to distinct mental health symptoms and brain activity patterns
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Is the universe really one big black hole?
According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could the whole cosmos be a black hole?
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One of Earth’s most vital carbon sinks is faltering. Can we save it?
For decades, forest, grasslands and other land ecosystems have collectively absorbed up to a third of the carbon dioxide we emit each year - but this climate buffer may be collapsing far sooner than anyone expected
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Biodegradable plastic made from bamboo is strong and easy to recycle
Bamboo is a highly renewable resource, and its cellulose fibres can be turned into a hard, mouldable plastic for use in cars and appliances
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Nobel prize for physics goes to trio behind quantum computing chips
The 2025 Nobel prize in physics has gone to John Clarke, Michel Devoret and John Martinis, whose work has led to the development of today's quantum computers
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Galaxies fling out matter much more violently than we thought
An analysis of the afterglow of the big bang sheds light on how black holes distribute mass in the universe, and why some matter previously seemed to have been missing
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General relativity might save some planets from death
Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity
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What’s my Alzheimer’s risk, and can I really do anything to change it?
Can you escape your genetic inheritance, and do lifestyle changes actually make a difference? Daniel Cossins set out to understand what the evidence on Alzheimer’s really means for him
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Shackleton knew his doomed ship wasn’t the strongest before sailing
Endurance, the wooden ship that Ernest Shackleton took to Antarctica in 1915, wasn't built to withstand frozen seas – and the famous explorer knew it
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Nobel prize for medicine goes to trio for work on immune tolerance
The 2025 Nobel prize in physiology or medicine has gone to Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi for their discoveries around how we keep our immune system under control