More from Ewen Callaway
Explore the latest news, articles and features
Health
Plant cells churn out anti-cancer compound
News
Artificial molecule evolves in the lab
News
Environment
Pet dogs rival humans for emotional satisfaction
News
Humans
High hormone levels in women linked to unfaithfulness
News
Humans
Magic reveals the brain’s response to the impossible
News
Health
HRT may shrink women’s brains
News
Humans
Neanderthals might have made good blood donors
News
Life
Artificial molecule evolves in the lab
News
Humans
Good memory for a face? Thank the love hormone
News
Humans
Genes give Africans a better sense of taste
News
Humans
2008: A good year for Neanderthals
News
Humans
Did warfare drive out-of-Africa migration?
News