Table of Contents May 2011

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.
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concerns over a 
controversial mining method could put America's largest 
reservoirs of clean-burning natural 
gas beyond reach. Is there a better way 
to drill?

The Kepler space telescope, NASA’s first mission 
dedicated to the 
search for planets 
beyond our 
solar system, has 
produced a 
gusher of strange 
new worlds. 
If astronomers are 
right, many of them will prove to be habitable.

Once we shared the planet with other 
human species, 
competing with them and interbreeding with them. Today 
we stand alone, but our rivals’ genes live on inside us—even as their remarkable stories are only 
now coming to light.
What started as the discovery of an unknown disease in Guam has spread to a line of ominous findings about some of our most debilitating conditions and potential toxins lurking in bodies of water around the world.


The ones inside comets forged by the Sun, the ones buried under Manhattan, and the "crystal" ones that aren't crystal at all
John Dabiri has found a surprising connection between the human heart and jellyfish swimming, and it could have profound health consequences.
Lithium as superhero, Internet as sex-research gold mine, DISCOVER blogger as TV star
The esteemed deep-sea submersible will soon be able to go four miles under the ocean's surface, allowing it to explore 98 of the ocean.
One of the simplest keys to fighting global warming may be right under our feet.
Brains are wired with such stunning precision that every neuron knows its place. Miswiring leads to disorders of emotion and thought.
A woman with mild congestive heart 
failure takes a drastic turn for the worse. 
Why is her heart suddenly flagging?


"This is not simply an illusion," says the creator of one cloak. "Even scientific instruments will not be able to detect the object."
The trick: creating more of the crack-like features that make other glassy substances break. The next step: making it out of non-precious metals.
The B-2 debuted in 1988 and remains the only long-range stealth bomber in the world, capable of flying more than 6,000 miles without refueling.
If listening to your favorite song feels as satisfying as a good meal or a romp in the hay, that’s because it probably is.
The fish feed the plants, and they both feed the people.
The official archive of the federal government has a big job: figuring out which parts of the 97.4-terabyte collection to try to preserve forever. As always, a picture makes things a lot easier.