After experimenting with a range of materials, the scientists created nano-sized plastic beads made from melamine and formaldehyde. They then discovered that mixing the sizes of the beads was the ...

What if everyday movement powered your devices? Researchers have discovered that tiny beads, when chosen carefully, can generate electricity through friction. This could lead to self-powered wearables ...

Many governments, companies and other entities pay foreign agents to influence U.S. policy and opinion in pursuit of those interests. Get the full picture of who is lobbying government officials.