Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. TART presents new work by Annie Bailey that combines water soluble pencil drawings with oil paint ...

Summer means salads. And salads are even more delicious with a good dressing. Most salad dressings are temporarily stable mixtures of oil and water known as emulsions. But how do salad dressing ...

Oil and water famously don't mix - until surfactants get involved. These molecules act as tiny brokers between two opposites, one end binding to the oil and the other to water, allowing shampoos, ...