A slide show looking back at the people, places and discoveries that shaped the world of science over the past year
Images capture subjects as vast as a nascent ocean and as tiny as carbon nanotubes
Surface-penetrating radar reveals features composed of ice, not rock
Tougher Laws Needed to Protect Your Genetic Privacy
In spite of recent legislation, tougher laws are needed to prevent insurers and employers from discriminating on the basis of genetic tests
The Global Food Crisis
Food is scarce in the developing world, and prices are soaring in industrialized nations. Does science hold the key to the next green revolution?
AIDS Today--And Tomorrow
On World AIDS Day, we look at the outcome of PEPFAR, President Bush's international AIDS program, the aftermath of a controversial HIV-prevention trial, and the future of microbicides--women-controlled AIDS prevention...
The Large Hadron Collider: Countdown
On September 10, the world's biggest science experiment is set to come online. Here's how the LHC will search for the Higgs boson, dark matter and supersymmetry
Readers' choice: Your 10 favorite stories from 2008
Top 10 Exoplanets: Weird Worlds in a Galaxy Not So Far Away [Slide Show]
A look at some of our extreme planetary neighbors right here in the Milky Way Galaxy
Plastic (Not) Fantastic: Food Containers Leach a Potentially Harmful Chemical
Is bisphenol A, a major ingredient in many plastics, healthy for children and other living things?
Celebrating The Nobel Prizes
More than 130 Nobelists have written more than 200 articles for Scientific American. Here's a sampling, along with a look at the prizes themselves
Top 25 Science Stories of 2007
A year of discoveries, close calls, tragedies and triumphs in review
China, the Olympics, and the Environment
As the world's eyes turn to Beijing for the Olympics, China struggles to reconcile its rapid growth with the health of its people and environment
What an Obama win means for the environment
Among the many pressing issues that President-elect Barack Obama will face when he takes office in January is climate change, which he has called an “immediate threat” and warned has made Earth a “planet in peril.” In an effort to prevent and reverse the problem, he supports a so-called cap-and-trade scheme similar to one now in effect in the U.S...
Seven Years Later: Electrons Unlocked Post-9/11 Anthrax Mail Mystery
A key part of the FBI's early investigation was finding whether the germ that killed five people in late 2001 was weaponized. Although they found the answer, scientists had to keep mum until the agency completed its inquiry...