Scientific American Magazine

The U.S. needs a new electric transmission system to deliver cleaner, more reliable power nationwide. Four steps could clear hurdles

For years the cosmos and the atom have been at odds with one another. If any physicist can reconcile them, it's Steven Weinberg

Why can't we have a civil conversation about climate?

Strip-mining Florida to fertilize the nation

Scientists are crafting arteries, ligaments, circuitry and holograms from worm yarn

A new malaria vaccine, a plan to immunize mosquitoes, and other "crazy" ideas have brightened prospects for vanquishing this killer

A shadow cosmos, woven silently into our own, may have its own rich inner life

With a technique called optogenetics, researchers can probe how the nervous system works in unprecedented detail. Their findings could lead to better treatments for psychiatric problems