The Next 20 Years of Microchips: Pushing Performance Boundaries
Designers are pushing all the boundaries to make integrated circuits smaller, faster and cheaper
Features
Gaming for Profits: Real Money from Virtual Worlds
Online fantasy games enable developing world entrepreneurs to make a living by trading stashes of make-believe gold for hard cash
South Asian Threat? Local Nuclear War = Global Suffering
Worry has focused on the U.S. versus Russia, but a regional nuclear war between India and Pakistan could blot out the sun, starving much of the human race
How Asteroids Built the Continents
Did asteroid strikes during the earth's youth spawn the earliest fragments of today's landmasses?
The Truth about Nanobacteria
Once believed to be the smallest pathogens known, nanobacteria have now proved to be something almost as strange. They do play a role in health—just not the one originally thought
How to Cure 1 Billion People?--Defeat Neglected Tropical Diseases
The poorest people are not only poor. They are also chronically sick, making it harder for them to escape poverty. A new global initiative may break the vicious cycle
Looking for Life in the Multiverse
Universes with different physical laws might still be habitable
Departments
The Nuclear Doomsday Clock Still Ticks
Climate Numerology: How Much Atmospheric Carbon Dioxide Is Safe?
Earth-Like Planets May Be Made of Carbon
- From the Editor
Life Quest: Could Parallel Universes Be Congenial to Life?
- Letters
Readers Respond on the "Origin of Computing"
- Advances
Voted for McCain? Your Testosterone Dipped
Using Light and Genes to Probe the Brain
Fetal Cells Return as a Parkinson's Cure
Warp-Speed Algebra: New Algorithm Does Algebra in a Snap
Loopy Hearing Aid Idea Brings In Speech Loud and Clear
AIDS Vaccine: Mixed Result, Possible Future
- Recommended
Recommended: Secrets of the Universe: How We Discovered the Cosmos
- Skeptic
Kool-Aid Psychology: Realism versus Optimism
- Anti Gravity
The Potential "Problem" with a Public Interest in Science
- 50, 100 & 150 Years Ago
100 Years Ago: The Perfect Car
- Perspectives
Nano-Risks: A Big Need for a Little Testing
- Sustainable Developments
Looking for Change in the Beltway: The Need for Open Process
