Dutch scientists crack fingerprint dating riddle

Criminals' days may be numbered after Dutch forensic experts discovered how to accurately date fingerprints, a breakthrough that could one day let police date crime scene prints from years ago.

'Diving board' sensors key to DNA detection

A tiny vibrating cantilever sensor could soon help doctors and field clinicians quickly detect harmful toxins, bacteria and even indicators of certain types of cancer from small samples of blood or urine. Researchers from ...

Following your steak's history from pasture to plate

The package on a supermarket steak may say "grass-fed" or "grass-finished," but how can a consumer know whether the cow spent its days grazing peacefully on meadow grass or actually gorged on feedlot corn? In ACS's Journal ...

Advance in detecting melamine-adulterated food

Researchers in Indiana are reporting an advance toward faster, more sensitive tests for detecting melamine, the substance that killed at least 6 children and sickened 300,000 children in China who drank milk and infant formula ...

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