Science
3M sets 2025 deadline to stop making ‘forever chemicals’
China rushes to boost intensive care beds, doctors and stocks of medicine as Covid surges
What does Cop15’s buzzword ‘nature positive’ mean? – podcast
‘My power’s really low’: Nasa’s Insight Mars rover prepares to sign off from the Red Planet
Nuclear fusion ‘holy grail’ is not the answer to our energy prayers | Letters
Dolphins may suffer from Alzheimer’s disease, say researchers in Scotland
Male mason wasps use genital spines to thwart predators, study reveals
Historic biodiversity agreement reached at UN conference
Starwatch: Mercury and Venus return for a twilight show
US public not warned that monkeys imported from Cambodia carried deadly pathogens
Growing up in a different culture doesn’t mean you can’t love Christmas too
The 10 biggest science stories of 2022 – chosen by scientists
I wanted a space rocket so my dad built me a wooden Apollo 11 in his garage – the Christmas present I’ll never forget
Return of the rhino: can we bring the northern white back from extinction?
Ukraine’s museums keep watch over priceless gold in bid to halt Russian looters
Image from NASA's Webb telescope reveals early stellar formation in 'rare' find
Don’t bank on nuclear fusion to save the world from a climate catastrophe, I’ve seen it all before | Robin McKie
Dinosaur head sold for $6m at US auction reveals new breed of art collectors
SpaceX launches Swot satellite in Nasa-led global water survey mission – video
Teeth suggest ancestors of diplodocus may have eaten meat
