At Jef Boeke’s lab, you can whiff an odor that seems out of place, as if they were baking bread here. But he and his colleagues are cooking up something else altogether: yeast that works with chunks of man-made DNA. Scientists have long been able to make specific changes in the DNA code. Now, they’re…

Get a charge out of chocolate? New research suggests candy companies may be able to make lower fat versions of the tasty treat with a little electrical trick. By running liquid chocolate through an electric field, researchers were able to make it flow more easily. And that means it doesn’t need so much fat, they…