research
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Engineers Made A Simple Device To Numb Skin So Injections Hurt Less
A group of engineering freshmen at Rice University have come up with a clever way to make needles and injections less painful without the use of drugs. And it uses the same approach as those instant ice packs designed to reduce swelling and reduce the pain from a sports injury.
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The World’s First Self-Powered Video Camera Can Record Forever
It makes perfect sense. The sensors that capture images for a digital camera and the sensors that convert light into electricity for a solar cell rely on the same technology. So why not build a device with a sensor that does both, and create a self-powered video camera? Some Columbia University researchers did just that.
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Swallowing This Capsule Lets Doctors Keep Tabs On Gas In Your Gut
A build up of intestinal gases isn’t just an etiquette problem — it’s also linked to conditions like irritable bowl syndrome. So researchers have created a swallowable capsule packed with sensors that’s able to measure the concentration of gases inside a patient, and wirelessly relay that info back to a smartphone app.
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Google Researchers Are Ranking Web Pages By Facts Not Links
Internet searches may be based on algorithmic rigour — but that doesn’t necessarily guarantee the quality of a suggested page. Now, a team of Google researchers has developed a method that sorts results by factual content rather than how well linked a page is.