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Posts Tagged "imaging"

Compound Eye

Thrifty Thursday: Cat Scans on a Budget

catscan1f

Thrifty Thursdays feature photographs taken with equipment costing less than $500. [HP deskjet F4280 printer/scanner - $99] Looking for inspiration? Or do you just enjoy medical-feline crossover puns? Either way, you can amuse yourself and your cat companion by arranging your pet on a regular desktop scanner. For more, see the Cat Scan tumblr. Some of [...]

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MIND Guest Blog

Simply Shining a Light Can Reveal the Brain’s Structure

Pseudo-colored angiogram of a rodent somatosensory cortex with surface vessels in yellow and orange and deep vessels in green. Credits: Vivek Srinivasan and Harsha Radhakrishnan.

This blog is the fifth in a series of guest posts on technology and the brain to celebrate Scientific American Mind’s 10-year anniversary. The magazine’s special November/December issue similarly highlights the interface between code and thought in profiling a future, more digital YOU. Imagine having to spot a single grain of cereal at the bottom [...]

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Observations

Does Computer-Assisted Cancer Screening Help Radiologists? Not Really

cad, cancer, image

To find abnormal tissue in mammograms, radiologists have increasingly relied on computers to spot the potential tumors. In fact, three out of four screening mammograms include computer-assisted detection (CAD) in the U.S., and Medicare pays for the procedure to the tune of $30 million annually. A group of researchers reports, however, that the technology doesn’t [...]

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Observations

Nanoscale imaging technique meets 3-D moviemaking

ET imaging in short time steps

Three-dimensional movies are everywhere these days, and the novelty is poised to become a big-screen mainstay. Now the field of microscopy is getting into the act, too, but the end product is very different from 3-D movies such as Toy Story 3 or Avatar. Oh-Hoon Kwon and Ahmed Zewail of the California Institute of Technology [...]

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Talking back

U.S. Big Science Project Starts Search for Tools to Understand ALS, PTSD, PD, TBI, ALZ …

A signature science program of the Obama administration’s second term—one intended to develop technologies and a base of knowledge to solve long-standing mysteries of how the brain works—has finally reached cruising altitude. The Obama Administration’s Brain Initiative, which could stretch through the 2025 federal funding year if it gets continued funding from future administrations, now [...]

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Talking back

Blockheads No More: New Technology Creates the See-Through Brain [Video]

Karl Deisseroth is a pioneer in optogenetics, the technology that has taken neuroscience by storm by enabling the use of optical and genetic methods to precisely control the switching on and off of individual neurons and brain circuits. Deisseroth and his team at Stanford have now come up with an entirely new method to explore [...]

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