An curved arrow pointing right. Researchers at Argonne National Laboratory have invented a sponge that soaks up oil with ease and could revolutionize the way we clean up oil spills. For more ...

Scientists at Argonne National Laboratory say they've invented a sponge made of common polyurethane foam that has been adapted and can absorb up to 90 times its weight in oil. Photo: Argonne ...

These cakes use some type of fat: butter, margarine, shortening or oil. The second group is called foam, or low-fat cakes. Sponge cakes belong to this category. Foam cakes have a high ratio of ...