National Geographic, April 2008
PDF | English | 97.2 MB
The Sahel
The vast swath of sub-Saharan savanna is a world of unseen lines. Crossing one of them landed the writer in a Sudanese jail.
Biomimetics
Burs on a dog's coat led to the invention of Velcro. That's an example of biomimetics -- the young science of adapting designs from nature to solve modern problems. Now it may be coming of age.
Almost Human
The Fongoli chimps of Senegal will break off a branch, sharpen it with their teeth, and use it to hunt bush babies. That's just one of the recent discoveries that underscore the ape-human connection.
