Skip to main content


In Search of AIDS-Resistance Genes

A genetic trait that protects against AIDS has now been uncovered, and others are emerging. The findings open entirely new avenuesfor developing preventives and therapies

By Michael Dean and Stephen J. O'Brien

The Discovery of the Top Quark

Finding the sixth quark involved the world's most energetic collisions and a cast of thousands

By Paul L. Tipton and Tony M. Liss

Building Doors into Cells

With the help of recombinant DNA technology, researchers have learned how to create artificial pores that might be used to deliver drugs or act as biosensors to detect toxic chemicals

By Hagan Bayley

Running on Water

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

By James W. Glasheen and Thomas A. McMahon

Booming Sand

Though known for centuries, sound-producing sand remains one of nature's more puzzling phenomena

By Franco Nori, Michael Bretz and Paul Sholtz


Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format

Memorial Day Sale

20% Off Sitewide