More from Debora Mackenzie
Explore the latest news, articles and features
Health
Swine flu: What you need to know
News
Health
Deadly new flu virus in US and Mexico may go pandemic
News
Environment
Freedom from lice may have led to modern allergies
News
Earth
Earth’s tribes unite against climate threats
News
Life
Sunbird learns to hover for sweet reward
News
Earth
Chocolate eggs under threat from witches’ broom
News
Life
The battle for Turkey’s soul
Opinion
Health
Ebola accident puts vaccine to the test
News
Technology
Historic US-Russian agreement on nuclear weapons
News
Earth
Resistant wheat to tackle destructive fungus
News
Health
Columbus innocent over anthrax in the Americas
News
Health
‘Mad cow’ protein may keep brain cells chatting
News