Feature
- Chemistry
Hydrogen: The Next Generation
Researchers are looking for more sustainable ways to generate hydrogen, which burns cleanly but is typically made from fossil fuel.
- Earth
Clipping the Fin Trade
New research and policy developments aim to curb the wasteful and gruesome practice of killing sharks solely for their fins.
By Janet Raloff - Chemistry
Mosquito Magnets
Your skin chemicals lure blood-sucking insects to their next meal.
By Corinna Wu - Health & Medicine
Loosen Up
Bacterial toxin may lead to less painful treatments for diabetes and brain cancer.
By John Travis -
- Tech
Ribbon to the Stars
Advances in one of the tiniest of technologies—carbon nanotubes—is bringing the concept of a space elevator closer to reality.
By Ron Cowen -
A Man’s Job
Sperm contain an unexpected payload of RNA, a discovery offering insight into infertility, cloning, and contraception.
By John Travis - Animals
Music without Borders
When birds trill and whales woo-oo, we call it singing. Are we serious?
By Susan Milius - Health & Medicine
The New GI Tracts
For preventing heart disease, diets that control insulin are all the buzz.
By Janet Raloff -
Pushing the Mood Swings
Social and psychological forces sway the course of manic depression.
By Bruce Bower - Astronomy
Less Massive than Saturn?
Astronomers pass a milestone in the search for new worlds.
By Ron Cowen - Materials Science
The Buck Starts Here
The U.S. Mint performed some neat tricks to make a golden dollar.
By Corinna Wu