Babysitting Mammals Keep It in the Family
Blood relations may be the key factor for mole rats, meerkats and others. But how do humans fit in?
Stories by Tim Vernimmen
El Niño Might Speed Up Climate Change
Scientists have evidence that El Niño boosts CO2 levels, and they are pinning down how
Where Creativity Comes From
Studies of humans and other animals indicate that inventiveness often stems from factors other than need