Scientists who attached a strain of bacteria to the outside of the International Space Station have been stunned to find it survived for three years, in open space.
People have stopped shaking hands due to the coronavirus - and some say the change should be permanent.
The drug is the first of its kind to be found by a machine-learning algorithm
By Matt Lloyd
By Lucy Wallis
By James Gallagher
Health and science correspondent, BBC News
A new process to dye clothes using bacteria could bring environmental benefits.
By Helen Briggs
By Pallab Ghosh
Science correspondent, BBC News, in Austin, Texas
Scientists start a 500-year study into the life and death of bacteria
By Chris Quevatre
BBC News Online