Table of Contents March 2013

Technology is changing humans at an accelerating pace. Life after Homo sapiens begins right now, but the Neanderthal can still be found lurking inside our DNA. In this issue, learn how to stop a global blackout, why chronic fatigue became such a debacle, and whether or not an immune boost can make you smarter.
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Driven by technological advances, humans are changing faster than ever. Coming soon: our next stage, Homo evolutus.
Telltale evidence of ancient liaisons with Neanderthals and other extinct human relatives can be found in the DNA of billions of people.
Whooping cough is on the rise, exposing a worrisome trend: The vaccine that holds it in check is losing its potency, and nobody is sure why.
From a bulging portfolio of more than 300,000 snapshots, a NASA imaging expert picks the most stunning views of Saturn, its rings, and its strange and varied moons.
In one of the most bruising science debacles of the decade, researchers hoped to track down the cause of chronic fatigue syndrome—but ended up studying an artifact created in the lab.


Downloading lessons into the brain might sound like sci-fi, but technology that activates neural patterns might soon help us practice while asleep.
Cylons return to a screen near you; the monstrous science behind Frankenstein; plus, the limitations of memory (and what you can do about them).
Save the date to celebrate Einstein's birthday (March 14) and check out these other must-sees for the month.

Do we tread among a host of alternative life-forms—a shadow biosphere that parallels life as we know it?

Exhaustion is a baffling symptom of anything from sleep deficit to cancer. This doctor had only one hour to solve the case of the weary woman in his Baja village clinic.
The body's defense cells engage the brain in an intricate dialogue that may help raise IQ.
Getting ready for a devastating solar storm just might require some impossible-seeming physics.
The crescent moon offers more than bedtime story symbolism.
It's not as restful as you might think. Especially if you wake up to find you're a new mom.


Thousands of children suffer from this mysterious disease, and rivers may hold a clue to its origins.
There is more mercury in the environment than scientists once thought, and birds provide surprising clues about its impact.
A special beverage may prevent some stroke-related brain damage.
Should fish only be caught after they've matured and reproduced, or does that harm the ecosystem?
The prospects for harvesting water from moons, planets and asteroids.
Fixed-winged flying machines can't match the maneuverability of actual birds...yet.
The complexity, or lack thereof, on a simian's face reveals a great deal about its society.