Table of Contents May 2010

Discover Magazine's mission is to enable readers to lead richer lives by explaining and expanding their universe.  Each month we bring you in depth information and analysis from various topics ranging from technology and space to the living world we live in.
Digital editions


No longer the fancy of science fiction, androids are here right now—draped in fleshlike rubber and programmed to ease our fears.
A decade ago juvenile diabetes was rare. A controversial new theory may reveal what causes the disease—and how to keep the incidence from going still higher.
It is wetter, weirder, and a lot more valuable than we knew. No wonder Earth’s nearest neighbor in space is suddenly attracting a ton of interest.
Robots are becoming ever more ubiquitous, from rescue missions to toddlers' rooms to other planets, but they haven't become much more like us.
In the skies above Afghanistan and along the roadsides of Iraq, unmanned military machines are changing the nature of combat. These robots may soon be making life-or-death decisions themselves.


The water under the oceans, how your own hair can burn you, and more
Hint: Its tannin content can poison horses, and the flower-like things are actually hairy appendages.
Smell is a powerful and evocative sense yet also a deeply enigmatic one. So scientists have invented a more concrete way to pin down what our noses are telling us.
Inspired by Carl Sagan, Babak Tafreshi is on a mission to bring the wonder of astronomy to the Middle East, and to the world.
One woman remains brave in the face of life-threatening injuries, while an urgent medical response swings into action.
Arkansas' unique geological history has produced a surprising number of beautiful natural attractions.


Some researchers are questioning this organ’s reputation for uselessness, while others look for novel ways to treat its malfunctions.
Researchers have recently started to pay more attention to how water vapor in the atmosphere is related to global warming.
Development, drought, and other factors have conspired to turn wide stretches from grassland and farmland into dusty deserts and scrubland. But there are some ideas about how to fight that trend and prevent dust from poisoning people and contributing to global warming.
The first drug targeting telomeres, now sold as a nutritional supplement, will soon face the harsh light of peer review.
Researchers are building new systems that see through walls using radiation that's a lot safer than X-rays.
Thanks to recent observations and telescopes that will come online soon, a detailed account of the 13.7-billion-year history of the cosmos is finally within reach.