
The SciencesSeptember 1, 1997
Running on Water
The secret of the basilisk lizard's strategy lies in its stroke

Running on Water
The secret of the basilisk lizard's strategy lies in its stroke

Fast Running Tracks
On a springy new indoor track at Harvard University runners can run faster than they can on standard tracks. The design of the track was arrived at through a close analysis of the mechanics of human running

The Mechanical Design of Trees
As the trunk and branches of a tree grow they get not only longer but also thicker. What law governs the relation between the two dimensions? The question is examined by hypothesis and experiment