More from Ewen Callaway
Explore the latest news, articles and features
Health
A sting a day keeps the allergy away
News
Humans
Religion alters visual perception
News
Humans
Rare fossil find sheds light on evolution of women
News
Humans
Why fertile women hate a pretty face
News
Health
Pimped-up T-cells seek out and destroy HIV
News
Health
Plastic not so fantastic for lab experiments
News
Life
Gig-goers guide to the art of queue jumping
News
Life
Comment: When not to write about autism
Opinion
Health
Snake bite is a ‘neglected tropical disease’
News
Life
Left-handed people are more inhibited
News
Life
How vampires evolved to live on blood alone
News
Life
Male-killing bacteria provide a surprise benefit
News