Technology
U.S. High-Speed Rail Projects Aim to Catch Up [Slide Show]
The Obama administration will make up to $13 billion available for high-speed railroad projects across the nation, which lags far behind the fast railways of Asia and Europe
Features1827 articles archived since 1845
Technology
Measuring Up: New NIST Director, Plus Big Budget Put Measurement Science in Public Eye
With $610 million in economic stimulus money added to his budget, Patrick Gallagher is preparing the nation's standards and measures agency for prime time
Evolution
How Humanlike Was "Ardi"?
A second look a the 4.4-million-year-old primate that has sparked debate about upright walking and what it means to be in the human tribe
The Sciences
BioScapes Photo Contest: 15 Honorable Mentions
Scientific American staff selections from the contest runners-up
Environment
Grizzly Details: Salmon Collapse Could Be Bad News for Bears [Slide Show]
Scientists are collecting hairs from live bears to prevent population declines as a result of decreases in a principal food source: salmon
Health
Squashing Malaria: Advances in Research and Prevention [Slide Show]
From satellites to bacteria, researchers are searching high and low for the best tools to eradicate malaria
Environment
Baked Australia: Water Management Lessons for the World from Down Under
Australia is at the forefront of a global water crisis. Some of the management lessons learned there could help bail out California and other parched regions before they meet the same fate...
Technology
It's All Semantics: Searching for an Intuitive Internet That Knows What Is Said--And Meant
The National Science Foundation delivers $1.1 million to Rensselaer Polytech researchers to stimulate the Semantic Web
Environment
First Look at Carbon Capture and Storage in a West Virginia Coal-Fired Power Plant [Slide Show]
The world's first power facility to capture and store a portion of its carbon dioxide has begun operating in Appalachia
Environment
Buying Green: 9 Goods for Sustainable Living [Slide Show]
Water-saving faucet adapters, green pet gear and more
Biology
How the Brain Reveals Why We Buy
Advances in neuroscience are changing the way some companies position their products, giving birth to the new field of neuromarketing
The Sciences
Zombie Creatures: What Happens When Animals Are Possessed by a Parasitic Puppet Master? [Slide Show]
From fungi to flies, some parasitic species have figured out how to control their host's behavior to get what they need. See what happens when bugs go really bad
The Sciences
Editing Scientists: Science and Policy at the White House
How much do policymakers shape the science that comes out of government agencies?
The Sciences
Mary Anning and the Birth of Paleontology
The daughter of a cabinetmaker and amateur fossil collector, Anning made her mark in the budding field of paleontology in early 19th-century England through the discovery of the first complete plesiosaur fossil...
Space & Physics
Galileo's Contradiction: The Astronomer Who Riled the Inquisition Fathered 2 Nuns
A Q&A with author Dava Sobel
