There was a time when my employer was contracted to do the programming for a phase of the US FBI's "Low Speed Fingerprint Imaging and Acquisition" system.

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But in an Arena study published online this week in the journal Circulation: Cardiovascular Imaging, evaluation of over 5, 200 patients in phase 3 trials of 52 weeks of lorcaserin (10 mg, twice daily) or placebo showed only a slight difference in heart valve problems: 2.04% for placebo and 2.37% for lorcaserin.

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Dr. Goadsby and colleagues at UCSF are conducting more imaging studies to determine what brain activity occurs during the premonitory phase.

WSJ: Stopping a Migraine Before It Starts

Nokia's imaging chief Damian Dinning has released a paper explaining the "second phase" of PureView technology that's included in the new Lumia 920.

ENGADGET: Nokia's Damian Dinning goes in-depth on phase two of PureView for the Lumia 920 (video)

Functional-imaging studies of the brain have revealed another tantalizing clue: During the aura phase, a wave of electrical activity sweeps over the outer, furrowed layer of the brain known as the cortex, at a pace of 2 to 3 millimeters per minute.

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