Obama delivering his 2012 State of the Union address In his State of the Union address last night, President Barack Obama spent less time than in years past discussing his ambitions to reform science education. He referred to his administration’s offer to let states opt out of No Child Left Behind (” … grant schools flexibility to teach with creativity and passion; to stop teaching to the test …”)
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Feed SubscriptionWorld’s best metronome enables slow-motion pictures of atoms and molecules
(PhysOrg.com) -- The world's most accurate metronome keeps stroke to an incredible 10 quintillionth of a second. The device enables slow-motion pictures from the world of molecules and atoms, scientists from the Center for Free-Electron Laser Science (CFEL) in Hamburg, Germany, and the Massachusetts Institute of Technology (MIT) report.
Read More »Fastest X-ray images of tiny biological crystals
(PhysOrg.com) -- An international research team headed by DESY scientists from the Center for Free-Electron Laser Science (CFEL) in Hamburg, Germany, has recorded the shortest X-ray exposure of a protein crystal ever achieved. The incredible brief exposure time of 0.000 000 000 000 03 seconds (30 femtoseconds) opens up new possibilities for imaging molecular processes with X-rays
Read More »How biological capsules respond under stress
Cosmetics and pharmaceutical drug delivery systems could be improved thanks to a new method developed to precisely measure the capability of capsule-like biological membranes to change shape under external stress. This work is outlined in a study about to be published in European Physical Journal E by Philippe Meleard and Tanja Pott from the Rennes-based Institute of Chemical Sciences at the European University of Brittany and their colleagues from the Center for Biomembrane Physics at the University of Southern Denmark in Odense.
Read More »What Happens If There Are Smoking Bans In Every State?
It's only taken half a century or so, but the American public has finally realized and come to accept that inhaling additive-laden smoke--first or second-hand (or third-hand , even)--isn't the healthiest thing in the world. So over the past 10 years, 25 states and Washington, D.C. have implemented smoking bans in private sector worksites, restaurants, and bars
Read More »Science in the Neighborhood: how to make a really good coffee
Sitting at the end of the long wooden bar, I watch with curiosity as Richie begins his pour. He starts the stopwatch on his cell phone and proceeds to pour steaming hot water over the coffee grounds in a precise choreographed motion
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