Subscribe now
A large, black Newfoundland dog with drool dripping from its half open mouth

Mucus has evolved at least 15 times in mammals

26 August 2022

Mucus-producing mucin proteins have repeatedly and independently emerged in mammals, possibly through co-option of existing proteins into slime factories
Packets of drugs in woman's hands

Drugs that mutate viruses to kill them could make them more dangerous

26 August 2022

Several antiviral drugs kill viruses by inducing lots of mutations, but a computer model suggests this could have unpredictable consequences

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop