Cornish sea salt crystals, pink Himalayan rock salt, smoked salt flakes – the use of gourmet salts is on the rise. But columnist Alice Klein finds it may be leading to a resurgence in iodine deficiency, with harmful consequences

Cornish sea salt crystals, pink Himalayan rock salt, smoked salt flakes – the use of gourmet salts is on the rise. But columnist Alice Klein finds it may be leading to a resurgence in iodine deficiency, with harmful consequences

For decades, scientists have tried and failed to explain how the force that binds the heart of atoms together really works. But new mathematical tools are finally prising the problem open

For decades, scientists have tried and failed to explain how the force that binds the heart of atoms together really works. But new mathematical tools are finally prising the problem open

Boosting the brain's waste-disposal system is increasingly showing promise for Alzheimer's disease, with a study now suggesting that a novel approach eases brain deficits and symptoms associated with the condition

Boosting the brain's waste-disposal system is increasingly showing promise for Alzheimer's disease, with a study now suggesting that a novel approach eases brain deficits and symptoms associated with the condition

An incredibly powerful flash of X-rays spotted by the Einstein Probe telescope appears to be a kind of explosion first theorised more than 30 years ago

An incredibly powerful flash of X-rays spotted by the Einstein Probe telescope appears to be a kind of explosion first theorised more than 30 years ago

Fears that artificial intelligence could rise up to wipe out humanity are understandable given our steady diet of sci-fi stories depicting just that, but what is the real risk? Matthew Sparkes looks at what the experts say

Fears that artificial intelligence could rise up to wipe out humanity are understandable given our steady diet of sci-fi stories depicting just that, but what is the real risk? Matthew Sparkes looks at what the experts say

AI predicted that a forgotten breast cancer drug could be repurposed to treat many respiratory and gastrointestinal viruses, and subsequent animal tests suggests it may be right

AI predicted that a forgotten breast cancer drug could be repurposed to treat many respiratory and gastrointestinal viruses, and subsequent animal tests suggests it may be right

For those who want a little help composting, take a cue from James Woodford’s experience raising worms – both the small colony of wrigglers he keeps in a sensible bin in his city garden and the dumpster-sized worm farm he has that can turn even animal carcasses into nutrient-dense soil

For those who want a little help composting, take a cue from James Woodford’s experience raising worms – both the small colony of wrigglers he keeps in a sensible bin in his city garden and the dumpster-sized worm farm he has that can turn even animal carcasses into nutrient-dense soil

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that life suddenly diversified during the Cambrian explosion

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that life suddenly diversified during the Cambrian explosion

Recognising rhythmic patterns was thought to require a big brain, but a series of experiments has shown that buff-tailed bumblebees have this ability, too

Recognising rhythmic patterns was thought to require a big brain, but a series of experiments has shown that buff-tailed bumblebees have this ability, too

Nelson Dellis credits techniques like the method of loci for his extraordinary memory. Now, brain scans have revealed the parts of his brain that this approach taps into, and how we can use it to improve our own recall

Nelson Dellis credits techniques like the method of loci for his extraordinary memory. Now, brain scans have revealed the parts of his brain that this approach taps into, and how we can use it to improve our own recall