Neuroscience

Frailties of old age just hit some people earlier than others

People grow old at different rates, regardless of what the calendar says. And for those whose bodies age more quickly, the cumulative effects show up as early as midlife, when signs of dementia and physical frailty begin ...

Psychology & Psychiatry

The placebo effect and psychedelic drugs: tripping on nothing?

There has been a lot of recent interest in the use of psychedelic drugs to treat depression. A new study from McGill suggests that, in the right context, some people may experience psychedelic-like effects from placebos alone. ...

Cell & Microbiology

T cells use 'handshakes' to sort friends from foes

T cells, the security guards of the immune system, use a kind of mechanical "handshake" to test whether a cell they encounter is a friend or foe, a new study finds.

Psychology & Psychiatry

Slow and steady wins the baggage search

Next time you're doing a slow burn in security screening at the airport, calm yourself with the assurance that a more deliberate baggage scanner may do a better job.

Medical research

Breath analysis workshop for biomedicine, security

(Medical Xpress)—The Laboratory, in collaboration with the University of California, Davis and the Canterbury Respiratory Research Group, will host the 2012 International Breath Analysis Meeting, Oct. 28-Nov. 1 at the Fairmont ...

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