NASA’s UFO task force has released its final report – it’s not aliens
An independent task force formed by NASA to look into unidentified anomalous phenomena found no evidence of alien craft, and…
Ocean bacteria may be closest relatives of mitochondria in our cells
The closest living relatives of the bacteria that moved into the cells of a larger organism more than a billion…
Great Wall of China protected from erosion by coat of lichen and moss
Much of the Great Wall of China is covered in a biocrust of lichen, moss and cyanobacteria – it turns…
Women in the US outlive men by 6 years – the largest gap in decades
Men are living shorter lives than women in the US, a widening gap largely driven by deaths due to covid-19,…
Contaminated hormone injections may have given five people Alzheimer’s
A small group of people appear to have developed Alzheimer's disease or other types of cognitive impairment after receiving contaminated…
Everything you need to know about semaglutide weight loss drugs
The semaglutide-based medicines Ozempic and Wegovy can help people who are obese or overweight to quickly lose weight, but questions…
Running around a ‘wall of death’ could keep moon settlers fit
Lunar settlers could avoid health problems like muscle wasting by running on the inside of a circular wall to mimic…
Complex blood vessel nets could be 3D printed for artificial organs
Artificial organ transplants have been held back by the difficulty of making networks of blood vessels - a problem scientists…