MRI zooms in on microscopic flow (w/ Video)

(PhysOrg.com) -- MRI images of water flow through a constricted microfluidic channel with the XZ axis on the left and the YZ axis on the right. Note that fast moving components directly aligned with the constricted region ...

Robot with frog egg smell sensor (w/ Video)

(PhysOrg.com) -- Researchers from the University of Tokyo have invented a novel means of improving a robot's sense of smell, by using inexpensive olfactory sensors containing frog eggs.

New light on Leonardo Da Vinci's faces

How did Leonardo Da Vinci manage to paint such perfect faces? For the first time a quantitative chemical analysis has been done on seven paintings from the Louvre Museum (including the Mona Lisa) without extracting any samples.

Disposable cortisol biosensor developed

(PhysOrg.com) -- Scientists in the US have developed a disposable, non-invasive new biosensor to monitor levels of the stress hormone, cortisol, and say the ultrasensitive electrochemical impedance technique it uses could ...

'Nano-tattoo' may help diabetics track their blood sugar

(PhysOrg.com) -- People with type I diabetes must prick their fingers several times a day to test their blood sugar level. Though the pain is minor, the chore interferes with daily life.

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