When Cells Divide
Making space for the next wave of wireless communications
Wanted: a Defense R&D Policy
Defense researchers seek to redefine their mission
The Fertility Decline in Developing Countries
Family size is decreasing in many Third World countries. The reasons provide the key to slowing population growth
The Death Cults of Prehistoric Malta
New archaeological excavations reveal that as the ancient island societies suffered from environmental decline, they developed an extreme religious preoccupation with life and death
The Compton Gamma Ray Observatory
A steady stream of data from this orbiting observatory is painting a portrait of a dynamic and often enigmatic cosmos
The Color of Sound
Shedding light on sonoluminescence
IBM's woes visit its esteemed research division
MHC Polymorphism and Human Origins
The diversity of human tissue types was generated long before Homo sapiens emerged
Is the last ground sloth hidden in the Amazon?
Heart of the Matter
A particle "factory" for probing a seminal asymmetry
From Mice to Men
The burgeoning business of gene therapy
Does the brain have a supreme integrator?
Drugs by Design
Structure-based design, an innovative approach to developing drugs, has recently spawned many promising therapeutic agents, including several now in human trials for treating AIDS, cancer and other diseases
Medicine closes in on an artificial liver device
Now that the blizzard of hype has stopped, workers are gradually realizing the promise of high-temperature superconductors
Coupled Oscillators and Biological Synchronization
A subtle mathematical thread connects clocks, ambling elephants, brain rhythms and the onset of chaos
Closing in on the "solar neutrino problem"
Glaciers and oceans reveal a mercurial climate
The nation contemplates what to do with Superfund
Challenges for 1994
Porous silicon proves versatile, but is it real?
Africanized Bees in the U.S.
Africanized honeybees have reached the U.S. from points south As more of them arrive, they will certainly wreak some havoc but perhaps not the type their "killer bee" nickname would imply
A Joycean Mutation
Researchers discover a new mechanism for cancer
A Girl's Best Friend
Diamond continues to resist efforts at economic synthesis