
Slight Slowdown in 2005 Health Care Spending Driven by Drug Expenditures
Whether the slower growth will last remains to be seen
JR Minkel was a news reporter for Scientific American.

Slight Slowdown in 2005 Health Care Spending Driven by Drug Expenditures
Whether the slower growth will last remains to be seen

New Assay Test Exposes Tiny Pockets of Drug-Resistant HIV in the Blood
Detection technique may pave the way for a more tailored treatment that delays the onset of drug resistance

Gene Behind Mendel's Green Pea Seeds Finally Identified
More than a century later, researchers isolate a gene manipulated by the Austrian monk in his groundbreaking experiments

Free-Falling Atoms Offer New Test of Gravity's Strength
Technique promises a sharper view of the weakest force

Swirly Shock Waves May Spin Pulsars like a Top
First 3-D simulation of supernovae points to rotating shock waves as source of pulsar spin

How Much AIDS Vaccine Do Poor Countries Really Want?
Public health groups take a page from business to understand the developing world's weak demand for drugs and vaccines

"Marathon Mice" Spotlight a Rare Type of Muscle
Transformed muscle fibers hint at new strategies for muscle-wasting diseases

I Don't See the Light

Is Sense of Smell Powered by Quantum Vibrations?
Controversial theory gets green light from physicists

Virgin Births Lead to Transplantable Stem Cells
Stem cells created from unfertilized mice eggs are successfully transplanted without immune rejection

Overworked "Scrubs" Are More Likely to Make Mistakes that Harm or Kill Their Patients
A new study shows that sleep-deprived interns are prone to err--sometimes fatally

A "Molecular Condom" against HIV
Vaginal gel liquefies to release an antiviral drug in response to semen

Lead Paint Is No Match for Blinding Rays
Light pulses may strip lead paint more efficiently than scrapers and solvents can

DNA Strands Weaved into High-Complexity Logic Circuits and Multiple "Robot Arms"
DNA computing may scale up dramatically by taking a page from the electronic world

Martian Gullies Show Traces of Flowing Water within the Past Decade
Water may be trickling down Martian craters as you read this

Offerings to a Stone Snake Provide the Earliest Evidence of Religion
70,000-year-old African ritual practices linked to mythology of modern Botswanans

Al Gore
U.S. Vice President The former presidential candidate is the preeminent spokesperson on climate change

Blood Blocker

Swiss Re
Zurich, Switzerland A top insurer highlights the dire consequences that could result from global warming

Angela Belcher
Massachusetts Institute of Technology This eclectic investigator draws inspiration from nature's genius for building things at the nanoscale

Light-Matter Teleportation

Huge Fields of Self-Assembled Molecular Ridges May Help Sensor Design
In the nanoworld, three square millimeters is pretty big territory

Unique Marvel of Ancient Greek Technology Gives Up New Secrets
Unmatched in complexity for 1,000 years, the device counted down the months until eclipses and might once have shown the positions of the planets.

Ancient Megafish Had First Bite Strong Enough to Snap Prey in Half