September 23, 2014 When it comes to health and fitness, there’s an app for just about everything. Want to track how many steps you’ve taken today? There’s an app for that. Want to track the calories you’ve consumed? There’s an app for that, too. And, if you want to know if you got a goodContinue reading “How’s My Sleep?”
FROM PERSONAL REMINDERS TO DIGITAL DOCTORS May 14, 2014 Back in 2004, Scott Johnson, a type 1 diabetic, could find plenty of online information about the symptoms and complications of the disease that prevents his body from producing the blood-sugar-regulating hormone insulin. What he couldn’t find was anything written by someone actually living with hisContinue reading “Advances in Management Technology for Diabetes”
“Solar Impact,” the cover feature story of the March 2009 issue of Sky & Telescope, won the 2010 American Astronomical Society Solar Physics Division Award for Popular Writing for “carefully and thoroughly summariz[ing] the scientific understanding of how the Sun influences the Earth’s climate, with reader-friendly writing, illustrations, and pictures.” From Earth, the Sun appears as a smooth, glowing disk,Continue reading “Solar Impact (award recipient)”
Understanding the pathways of calorie restriction in cells may lead to insight in a possible preventative measure for cancer. Read more.
In “Where Did Earth’s Water Come From?” (pdf), the cover story of the January 2011 issue of Sky & Telescope, I investigate the mysterious sources of our water supply. Earth likely formed with little or no water. For years, astronomers thought that comets were the main source of our oceans. But recent evidence points to objectsContinue reading “The Cosmic Origin of Our Water”
Aaron Dollar, an assistant professor of mechanical engineering at Yale, has invented a robot with a soft touch. His plastic hand is deft enough to grasp a wide variety of objects without damaging them. What’s more, it’s cheaper and requires less processing power than the metal hands typically usedContinue reading “Flexible Robotic Hands”