Table of Contents April 2009

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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Today’s mind-altering chemicals can improve your memory, alertness, and mood. Just wait until you see what tomorrow’s crop can do.
The world's most famous dino-hunter says the key is embryonic development, not genetics.
Several forests around the world use fog to get critical moisture and nutrients.
Researchers are creating genetic tests to determine if mercury hiding in that "healthy" dinner could be messing with your brain.
Engineers are working with metamaterials to create super-microscopes, optical computers, and yes, invisibility cloaks.


After the LHC comes online, old accelerators will stand by, just in case they're necessary, get salvaged for spare parts, or just lie untouched in the ground for years.
A detailed microscope image shows the complicated structure of a fish's nervous system.
Researchers may soon be able to measure consciousness as well as we can measure a person's temperature.
Biologist Emma Stokes protects endangered animals in far-off countries.
Interesting info-nuggets about all that stuff you recently sent to the IRS.
Stay away: these poofy blobs are actually quite deadly.
GM says that tightly controlling how the battery charges will keep it alive for 10 years/150,000 miles.
Murray Gell-Mann had a smash success with particles, notorious dustups with Feynman, and a missed opportunity with Einstein.
When adrenal functions go out of whack, the mind and body respond in startling ways.


Did Thomas Harriot keep his great discovery a secret to avoid decapitation?
Bacteria-killing viruses called bacteriophages can speed up pathogen evolution by a billion years.
New study shows that mammals that sleep more have more immune cells and fewer parasites.
The Pan-Starrs-1 telescope will scan the skies for asteroids and comets that could wipe out life on Earth.
fMRI has revolutionized our understanding of the brain. But some researchers say it's actually a big misunderstanding.
Tiny carbon spheres hidden under rock and ice may be telltales of cataclysmic comet strikes.
NASA's Solar Probe Plus study the sun from close up, braving temperatures that would melt stainless steel.