Mitochondrial DNA in Aging and Disease
Defects in DNA outside the chromosomes--in cell structures called mitochondria--can cause an array of disorders, perhaps including many that debilitate the elderly
Features
Lightning Control with Lasers
Scientists seek to deflect damaging lightning strikes using specially engineered lasers
Lightning between Earth and Space
Scientists discover a curious variety of electrical activity going on above thunderstorms
Space Age Archaeology
Remote-sensing techniques are transforming archaeology. Excavations may become less essential as researchers explore hiddensites and examine buried artifacts without unearthing them...
Glandular Gifts
The way to a katydid's heart is throughher stomach
The Top-Secret Life of Lev Landau
KGB archives reveal that the Soviet genius co-authored an anti-Stalin manifesto
The Machinery of Thought
Studies of the brains of monkeys and, more recently, of humans are revealing the neural underpinnings of working memory, one of the mind's most crucial functions
Departments
- From the Editor
Current Events
- Letters
Letters to the Editors, August 1997
- Recommended
Reviews and Commentaries-- The Future of the Past
- Anti Gravity
Space Invaders
- 50, 100 & 150 Years Ago
50, 100 and 150 Years Ago: Oil Wells at Sea, Klondike Gold Rush and Power of Magnets
- Wonders
1997: Subatomic Centenary
- In Brief
In Brief, August 1997
- Profile
Dark Prophet of Biogenetics
- Mathematical Recreation
Empires on the Moon
- Amateur Scientist
Getting a Charge out of Rain
- Science and the Citizen
A Blue Note
Return of the Space Snowballs
Frankly, My Dear, I Don't Want a Dam
- By the Numbers
Plants at Risk in the U.S.
- Connections
Lucky he Missed
Optical Fibers--Working Knowledge
- Cyber View
Parental Discretion Advised
- Field Notes
Play Time and Space
- Technology and Business
Command and Control
Making Light Work
Farming with Lint
Getting the Dirt on Dirt
A Cold for Cancer
- In Focus
Science's Survival Strategy
