More from Bob Holmes
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Trailblazing eco-law may lose its teeth
News
Health
Mixed ancestry helps to nail disease genes
News
Earth
Major highways are a hard cross to bears
News
Head for the cities in the snow
Careers
Will we meet our pledge to end world poverty?
News
Physics
Decoding the genetic language of early life
News
Life
Hidden fear of outsiders leads to racial bias
News
Life
New animal evolved in an instant
News
Life
New animal species evolved in an instant
News
Life
Tiny caterpillars assail unsuspecting snails
News
Life
Creationism special: A sceptic’s guide to intelligent design
News
Earth
Evolution: Blink and you’ll miss it
Features