Resurrection of a Killer
Scientists could have eliminated it, but tuberculosis, slayer of millions is once more stalking the streets.
by Mark Caldwell
Power Suits
Coming Soon: Strap-on robot limbs that will give you the strength of a gorilla! The grace of a gazelle! The fantastic leap of a kangaroo! Despite decades of failure, a hardy band of engineers continues to dream.
Particle Hunters
Dark is unseeable almost by definition, but that doesn't stop two physicists from setting sophisticated traps to pin the ghostly stuff down. The catch is, they're stalking different particles.
Genetic Surprises
Some seriously weird things are springing out of the twisted tangle of our DNA.
The Evolution of the Dragon
In the jungles of Indonesia, those giant, cold-blooded, man-eating monsters of Yore have not only survived, they've climbed to the top of the carnivore heap.