Table of Contents October 2012

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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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atlas
What will the world be like in 50 years? We explore the trends of that vibrant and worrisome time.
immortal
An expert in synthetic biology explains how people could soon live for centuries.

doctor
New Fiction: In tomorrow's America, elites cheat death while middle class people confront a harsher reality.
sexratio
In the 1970s, a Harvard psychologist proposed that the ratio of men to women shapes culture and politics. Her theory predicts U.S. social trends for the next 25 years.
subarachnoid
A graying world will have more of the experience that comes with age. It will also be slower, fuzzier, more forgetful, and just a bit hard of hearing.

artist
An ever-rising population has driven cultural advancement for millennia. What will happen when global numbers drop for the first time in modern history? The past offers clues.
brain
An Arizona retirement community helps create the world’s greatest brain bank. 

hands
The world faces a wave of aging, and with it wrenching social and economic changes. An Arizona retirement community hints at things to come.
west
Like the body plans and circulatory systems of animals, our developments scale in predictable ways.

DEPARTMENTS

If human population tops out around 2100, what will that mean for our planet and societies?
They were way more dangerous in the past, they're developing some impressive smart lighting, and they'll drive themselves in the future.
The past future on display, the Bruce Willis Improbability Index, and science events in October
For patients chronically debilitated by colitis, transplanting feces 
from a healthy donor can offer a lifelong cure.
Unmanned aerial vehicles like the Predator have been a hit for the military. Just wait 
until ordinary folks get their hands on them.
Cosmologists are uncovering relics from 
the dawn of time, letting them look 
back almost all the way to the Big Bang.
A mobile seismic observatory, rolling out 
slowly across the continent, is piecing together 
a startling picture of what lies beneath.
When her friend returns from Africa with a strange skin condition, a doctor suspects a pathogen from out of the past.

DATA

Have some money burning a hole in your pocket? You could buy yourself a piece of science history.
zmachine
If you want to know how plasma behaves, just pump 26 million amps into some hydrogen and you'll soon find out.
sediment
Down at the depths of the seafloor, there are hidden, ancient organisms—just barely alive.
motion
The view changes fast aboard the International Space Station.
madagascar
The first inhabitants of the island seem to have come not from nearby Africa but distant Indonesia.
ferry
The federal lab on New York's Plum Island studies some of the world’s most threatening pathogens.
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