The National Institutes of Health has lifted its funding ban on research that manipulates pathogens to make them more deadly. But grant applications will undergo greater scrutiny than in the past.
Researchers have now determined that the regulation mechanisms used by bacteria to adapt to different environments are based on a global control process that can be described in a single differential equation.
A jumble of thousands of cubic dice, agitated by an oscillating rotation, can rapidly become completely ordered, a result that is hard to produce with more conventional shaking (includes video that demonstrates the packing process).
In the biography "The Last Man Who Knew Everything," Catherine Westfall lauds a candid life of a Manhattan Project scientist at home in theory and experimentation.
How do our brains decide what we should have for dessert or what car to buy? Anne Churchland, a member of the Simons Collaboration on the Global Brain, describes the efforts of the BRAIN Initiative to create a virtual "mega laboratory" to understand decision making.