Stories by J.H.

AIDS researchers seek to enroll more minorities in clinical trials

It looks like a bird but eats and smells-like a cow

DNA fingerprinting may help discourage elephant poaching

A Russian-born technique may improve proton accelerators

Is an unusual "protogalaxy" really just an ordinary dwarf?

Why a little heart disease can be worse than a lot

E. coli mate with yeast! (Will Jesse Helms cut off funds?)

A dark horse emerges in the race toward fusion energy

Affluent women have cesareans more often than poor women do

Brown dwarfs there ... maybe. But are they everywhere?

Did cosmic collisions help create life as well as destroying it?

NASA seeks ways to cope with an upcoming deluge of data

Did baroque artisans "X-ray" wood with sunlight?

Pentagon strategists take heed of a dove's chaotic theories

Scientists build a "bee" whose dancing fools real bees

Two groups take stabs at a persistent cosmic puzzle

Quasars and radio galaxies may be two of a kind

A tomb in Ireland may be the oldest astronomical structure

Chess-playing computers are beating grand masters

Astronomers may have detected supernova 1987A's flashy core

Drug firms balk at pursuing a heroin-addiction treatment

Support is evaporating for a theory on tiny comets