Hospitals and Superbugs: Go in Sick... Get Sicker
Nearly 100,000 people die every year from bugs that they pick up in health care facilities; experts say most of these infections are preventable

50 Years Ago in Scientific American: "Metropolitan Segregation"
Appearing in the October, 1957 edition of Scientific American, this article is an early mention of a phenomenon that would come to be known as "white flight."

Do Nanoparticles and Sunscreen Mix?
Your first encounter with "better" living through nanotechnology may be your sunscreen

Race-Based Medicine: A Recipe for Controversy
Is race-based medicine a boon or boondoggle?

What Finnish Grandmothers Reveal about Human Evolution
Biologist Virpi Lummaa's work reveals that humans may be the best subject to study for evolutionary effects across generations

Can Adult Stem Cells Do It All?
Scientists may have turned mouse skin cells into embryolike stem cells, but prior claims for the power of adult cells have yet to stand the test of time

When a Person Is Neither XX nor XY: A Q&A; with Geneticist Eric Vilain
Eric Vilain discusses the biology and politics of mixed-sex individuals, arguing that terms such as "hermaphrodite" and "intersex" are vague and hurtful.

Ten Years Later, AIDS Vaccine Search Continues
Science gets closer, but a fully effective vaccine remains elusive

We're Number Two: Canada Has as Good or Better Health Care than the U.S.
Despite spending half what the U.S. does on health care, Canada doesn't appear to be any worse at looking after the health of its citizens

Slide Show: From the LP to the Internet, 17 Inventions Rad Enough to Get Their Creators Inducted into the Valhalla of Innovators
Vaccines, air bags, contact lenses and the technology that made the personal computer revolution possible are just a few of the items whose inventors are being honored by the National Inventors Hall of Fame [click here to view the slideshow]

Special Report: The Poisoning of Our Pets
Scientists and government agencies home in on the cause of more than 100 pet deaths from tainted food

Modified Rhythm Method Shown to Be as Effective as the Pill—But Who Has That Kind of Self-Control?
Depending on whom you ask, not having babies is easier, or harder, than ever

Bored to Death: Chronically Bored People Exhibit Higher Risk-Taking Behavior
An ill-understood emotion may play a role in everything from drug addiction to how satisfied we are with our lives.

Guilt-Free Girl Scout Cookies
Organization offers Samoas, Thin Mints and the rest of the bunch sans artery-clogging trans fats

National Screening for Mental Illness in Teens Inspires Controversy
If mental illness is epidemic among teenagers, why isn't screening for it routine?

Five New Year's Resolutions You Owe Yourself
We questioned health professionals and plumbed the scientific literature in a quest for the most life-enhancing New Year's resolutions possible

The Pillow Angel Case--Three Bioethicists Weigh In
We asked three of the country's most esteemed bioethicists to give their professional opinion--was the "Ashley Treatment" a wise decision?

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

The World's First Neural Stem Cell Transplant
In the coming decades this work could lead to treatments for neurodegenerative disorders that affect millions

Slow-Acting
After 25 years, the EPA still won't ban a risky pesticide