Improving Automotive Efficiency
Batteries and fuel cells? Cleaner air and reduced oil imports can be won by redesigning conventional internal-combustion-powered vehicles
Features
Fossils of the Flaming Cliffs
Mongolia's Gobi Desert contains one of the richest assemblages of dinosaur remains ever found. Paleontologists are uncovering much of the region's history
Earth from Sky
Radar systems carried aloft by the space shuttle Endeavour provide a new perspective of the earth's environment
The New Genetic Medicines
Synthetic strands of DNA are being developed as drugs. Called antisense and triplex agents, they can potentially attack viruses and cancers without harming healthy tissue
The Duality in Matter and Light
In quantum mechanics, objects can behave as particles or as waves. Studies now emphasize that such complementary features are more fundamental than has generally been appreciated...
Making Environmental Treaties Work
Many agreements aim to protect the global environment. But actually making them do so requires innovative approaches
Caulerpa
This tropical alga is the world's largest single-celled organism. Yet it differentiates into a complex structure of leaves, stems and roots
The Speed of Write
Scientists now transmit reports of their research--from first inspiration to final result--over electronic networks. Even live experiments can be witnessed on-line. Publishers and libraries may never be the same...
Departments
- Letters
Letters to the Editors, December 1994
Errata
- Recommended
Book Reviews--Science Books for Young People
- 50, 100 & 150 Years Ago
50 and 100 Years Ago: Television Research and a 120 Year Old
- Profile
On the Trail of Wild Elephants
- Amateur Scientist
Measuring the Energy Drain on your Car
- Science and the Citizen
No-Polluting Zone
The Astronomical Naming Game
Electrical Activity above Thunderstorms
Trapped in the Light
The Annual Ig Nobel Prizes
And the Other 1994 Ig Nobel Prize Winners are:
Deciphering the Breast Cancer Gene
Toxic Waste and Race: An Unnatural Association
Global Politics
The No-Name Virus
- Departments
The Wages of Haiti's Dictatorship
Annual Index 1994
Clementine, Keyhole and Cosmic Rats
- Technology and Business
Virtual Reality Check
Watch your Electronic Mouth
Bad Apple Picker
Relinquishing Relics
