A new approach is able to create a dramatic improvement in cheap solar cells now being developed in laboratories. By using a popcorn-ball design -- tiny kernels clumped into much larger porous spheres ...

Whether you want to jump-start your day or manage an afternoon slump, you might be surprised to know there are some well-known foods that can boost your energy even more than a jolt of caffeine. Known ...

Sweet Potato: Packed with complex carbohydrates and fiber, sweet potatoes provide a steady release of energy, keeping you full and fueled for longer. Popcorn: High in fiber and low in calories, ...