Loss of smell may be an early sign of Alzheimer’s in at-risk people
People who carry a genetic variant that raises the risk of Alzheimer's disease may start to lose their sense of…
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AI shows no sign of consciousness yet, but we know what to look for
The latest generations of artificial intelligence models show little to no trace of 14 signs of self-awareness predicted by prominent…
Sperm sense what they are swimming through and adapt their behaviour
Bull sperm move their tails up and down with a larger range of motion when the fluid around them is…
Guinness yeasts are genetically unique among Irish beers
The Guinness brewery has kept a record of the yeast strains it has used going back to 1903 – a…
Wearing make-up during exercise may harm your skin health
Our skin's pores normally enlarge when we exercise, but this appears to be hindered if we are wearing make-up, which…
Genetically tailored microbes could tweak our microbiomes
Researchers have genetically engineered gut microbes to absorb compounds that contribute to kidney stones – and to thrive in the…
Covid-19 and flu may reawaken dormant cancer cells in the lungs
Mice with a handful of cancerous cells in their lungs experienced a 100-fold increase to this number after being infected…
Stone Age blueprints are the oldest architectural plans ever found
Plans etched into stone tablets depict vast hunting traps called desert kites built 9000 years ago, showing a mastery of…
Maternal mortality rate in the US rose drastically in 2021
The US saw a 40 per cent rise in maternal death rates from 2020 to 2021, with the rate among…
Morning-after pill is more effective when taken with anti-inflammatory
The emergency contraceptive levonorgestrel is much more effective at preventing pregnancy if the anti-inflammatory drug piroxicam is taken at the…