Testing Your Future
Every state in the country requires that infants be tested for a list of obscure diseases. Before long, some states could move on to DNA testing of all newborns. Now is the time to decide a critical question: How much do we want to know and when do we want to know it?
by Jeff Wheelwright, Photography by Catherine Ledner
Can We Trust Research Done with Lab Mice?
New studies show that animals used in critical experiments may be out of their minds
Turn Down the Lights
The party's over: when we turn up the lights, nature goes a little haywire
Physical Chemistry
Is it your smile? Your laugh? Or your armpits? The frustrating science of finding pheromones.
Hunger on the Wing
Locusts were once the scourge of the American plains. Will these giant grasshoppers return?
Tiny Tornadoes
Dust devils were one of those scientific mysteries no one on Earth bothered to study until we figured out that they may control Mars's weather