science
Largest ever map of universe captures 47 million galaxies and quasars
The Dark Energy Spectroscopic Instrument (DESI) has finished the most detailed survey of the universe to date, and the resulting map will help researchers understand an apparent weakening of dark energy Source link
Are Neanderthals descendants of modern humans?
The gap between genetics and archaeology leaves us with an unclear picture of where the Neanderthals originated. Columnist Michael Marshall details a surprising new hypothesis that suggests they may have come from us Source link
Urban living may be causing big changes to our oestrogen levels
Some gut bacteria recycle discarded sex hormones, like oestrogens, back into the body. The level of these bacteria seems to be higher in industrialised societies, which could have big implications for our health Source link
My life as a meteorologist in Chernobyl under Russian occupation
When Russia invaded Ukraine in 2022, Chernobyl lay on the path to the capital Kyiv. When the plant was occupied by Russian troops, meteorologist Lyudmila Dyblenko fearlessly continued taking vital measurements to monitor the nuclear exclusion zone Source link
Chernobyl at 40: The past, present and future of a nuclear disaster
Forty years ago, the catastrophic explosion at Chernobyl sent plumes of radioactive waste into the atmosphere. Now, New Scientist has gained exclusive access to learn how vital work to decontaminate the site has been derailed by Russia’s full-scale invasion of Ukraine Source link
Tweaking the smell of cat food can encourage fussy felines to eat
Some cats will suddenly refuse to touch brands of cat food that they have eaten for years. Changing the way the food smells might solve the problem Source link
CAR T-cell therapy takes woman from bedridden to 'perfectly fine'
A woman with three different autoimmune conditions had all of them treated simultaneously by genetically modifying her immune cells to kill off the rogue ones causing problems Source link
Why early humans radically changed their toolkits 200,000 years ago
A decline in ancient megafauna in the Middle East coincided with a shift towards smaller, lighter toolkits in the archaeological record – though scientists are still in debate about why Source link
Migraines could be treated by ramping up the brain's cleaning system
Amplifying the brain’s waste disposal system seems to clear a substance that drives migraines, relieving some of the pain associated with the condition Source link
Iodised salt has become uncool but many of us need to eat more iodine
Iodine deficiency is on the rise among people in the UK, the US and Australia. A century ago this led to drops in IQ, height and thyroid health – and the modern fancy salt fad may be leading to a resurgence, says columnist Alice Klein Source link