How tardigrades protect their DNA to defy death
A ‘fluffy cloud’ of protein shields water bears’ DNA from radiation, drying and other damage
![tardigrade](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/10/100919_ti_tardigrade_feat.jpg?fit=1028%2C579&ssl=1)
Some species of tardigrades (an SEM image of one shown) can survive doses of radiation up to 1,000 times that which would kill a human. How they do it has been a mystery, but scientists have deciphered one clue of their secret to survival.
STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY/Alamy stock photo