
The SciencesMay 1, 1990
Cool Breeze
A helium superwind for wind-tunnel experiments

Cool Breeze
A helium superwind for wind-tunnel experiments

Jeepers, Creepers
Mantis shrimp's peepers rely on 10 (!) types of photoreceptor

Postprandial Warmth
Certain fish rise to the surface in order to digest better

Woody Witnesses
Tree rings provide evidence of an 1812 San Andreas quake

What Price Cost Controls?
Hospital belt tightening may be linked to poorer care

Paste and Cut
A tunneling microscope can cleave molecules

Decoy
One potential drug would lure the AIDS virus to a false target