Space & Physics
By Jove!
A comet's bombardment of Jupiter ignites debate
Stories by John Horgan
Mind & Brain
Daydreaming
Experiments reveal links between memory and sleep
Technology
High Profile
The Simpson case raises the issue of DNA reliability
Evolution
Standing Tall
Inner-ear bones provide clues to the emergence ofbipedalism
Technology
Anti-omniscience
An eclectic gang of thinkers pushes at knowledge's limits
Technology
More Bits from Pits
Will optical disks be the dominant storage medium?
Health
Radon's Risks
Is the EPA exaggerating the dangers of this ubiquitous gas?
Mind & Brain
Can Science Explain Consciousness?
The Sciences
The Last Universal Mathematician
Technology
Cold Calculation
Mind & Brain
Neural Eavesdropping
Technology
When Treaties Fail
If a rogue state attacks, what are the technological options?
Technology
Bang! You're Alive
An unusual trio wins support for "nonlethal" weapons
Technology
Quantum Computing Creeps Closer to Reality
Evolution
Revisiting Old Battlefields
The Sciences
Fermat's Theorem Fights Back
The Sciences
Confronting the Final Limit
The Sciences
Particle Metaphysics
In the aftermath of the Superconducting Super Collider's death, physicists are divided over how--or even whether--they should continue their search for a unified theory of nature
Technology
Biowarfare Wars
Critics ask whether the army can manage the program
The Sciences
Wanted: a Defense R&D Policy
Defense researchers seek to redefine their mission
