Fingerprints tell all: Progress in fingerprint analysis

(PhysOrg.com) -- It has long been well established that fingerprints can be used to identify people or help convict them of crimes. Things have gone a lot further now: fingerprints can be used to show that a suspect is a ...

Study links genes to social behaviors, including autism

Those pesky bees that come buzzing around on a muggy summer day are helping researchers reveal the genes responsible for social behaviors. A new study published this week found that the social lives of sweat bees—named ...

Wearable device measures cortisol in sweat

The hormone cortisol rises and falls naturally throughout the day and can spike in response to stress, but current methods for measuring cortisol levels require waiting several days for results from a lab. By the time a person ...

'Fear detector' being developed

(PhysOrg.com) -- British scientists are aiming to develop a device that can detect the smell of fear, and that could one day identify terrorists, drug smugglers, and other criminals.

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