High-tech imaging takes the guesswork out of diagnosis.
Scientists commandeer protein-building at the source.
Advances in genetic screening are opening a new window on the genetic fate of the unborn. Are parents ready for the choices they will face?
With just homemade needles and some cells from an ear biopsy, Jose Cibelli of Cyagra demonstrates how to build a blue-ribbon steer.
A new biometric technology may soon lead to safer handguns.
The human immune system is still the best resource for fighting disease. After a decade of failed promise, drugs that exploit it are finally flooding the market.
From coal mining to computer networks, sometimes the bathwater is worth more than the baby.
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The army grows firms that may wire the battlefield.
New drugs kill tumors from the inside out.