All Stories
- Health & Medicine
You Choose: Vioxx vs Rofecoxib
Physicians weigh in on how reporters refer to certain medications.
- Health & Medicine
Anthrax vaccine makeover
Revamped anthrax vaccination regimen eases some side effects that have hampered the vaccine’s acceptance.
- Humans
Machu Picchu’s far-flung residents
A new chemical analysis of skeletons at the Inca site of Machu Picchu strengthens the idea that the royal estate was maintained by retainers who had been uprooted from homes throughout the empire.
- Humans
Second-Tier Presidential Debates
Here are thematic debates, minus the candidates, that you can take in via your computer.
- Health & Medicine
Moms: One Solution to Tainted Milk
Tainted infant formulas point to a problem in the way society values moms.
- Planetary Science
Water’s role in Martian chemistry becoming clearer
As mission nears end, Phoenix Mars Lander finds strong evidence for minerals similar to those formed on Earth by liquid water.
- Space
Hubble suddenly quiet
Updated September 30: After the orbiting observatory suddenly stopped transmitting data, NASA announced planned repair mission will be delayed at least until early next year
- Paleontology
Forget bird-brained
Scientists have uncovered a new dinosaur that breathed like a bird.
- Health & Medicine
Investing in Health: Ouch!
Investments in health, one of the largest segments of the U.S. economy, have been stagnating — and could be poised to actually take a big hit.
- Life
Curtain drops after ants’ final act
A handful of ants remain outside to close the colony door at sunset and sacrifice their lives in the act.
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Largest known prime number found
Featured Math Trek column: The Great Internet Mersenne Prime Search, a cooperative computing project, helps find a prime that has nearly 13 million digits.
- Math
Following the ocean swirls
The mathematics of dynamical systems reveals ocean dynamics, an understanding that could improve the monitoring of ocean processes.
