Word: scans
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...suggesting that today's multimillion dollar CT-scan machines are poorly maintained or that they routinely bathe you in excessive amounts of radiation. The issues are more subtle than that. We all have the sense that CT scans give you incredibly precise images that illuminate every nook and cranny of your body. But the truth is that CT scans, like MRIS, ultrasounds or other types of medical imaging, still require interpretation by radiologists who have trained for at least six years to figure out what those patches of light and dark mean. Otherwise, as Dr. Alec Megibow of New York...
...could be possible to scan through the human immune system looking for holes and make the perfect pathogen," he said...
...will this revolution go? Will we ever understand the brain as well as we understand the heart, say, or the kidney? Will mad scientists or dictators have the means to control our thoughts? Will neurologists scan our brains down to the last synapse and duplicate the wiring in a silicon chip, giving our minds eternal life...
...brain holds the logical connections among ideas that spell the difference between "Burr slew Hamilton" and "Hamilton slew Burr," between the image of a person winking to realign a contact lens and that of a person winking to flirt. These distinctions don't appear as blobs in a brain scan. They arise from the microcircuitry of the living human brain, and most people don't want to donate their brains to science until they're dead. (As Woody Allen said, "It's my second-favorite organ.") For a long time to come, the content of our thoughts...
Every time I hear a presidential candidate talk about child care, I reflexively scan the crowd to see where his kids are, and unless they're there "at the office" with him--climbing out of their strollers, stealing his pens out of his pocket or sneezing on his good suit--I figure he doesn't understand what parenting is really like for most working families. For them, child care means patching together a house of cards--one that can be sent tumbling by a case of strep, an AWOL baby sitter or a school vacation. For most parents, child care...