Scientists have just unveiled the lightest human-made substance on Earth. How light are we talking? Let’s put it this way: it’s less dense than helium. The battle for rights to the title of ...

HRL Laboratories and Caltech say in the peer-reviewed Nov. 18 issue of Science that it is the lightest material on Earth, and no one has asked them to run a correction yet. The material has been ...

Known as "the lightest material on the planet," aerogels consist mostly of air. But the services this stuff could potentially provide are substantial. Their low thermal and acoustic conductivity ...

The material is so light, it can sit atop a dandelion without crushing it. But that doesn’t mean it isn’t strong. The material can handle a strain exceeding 50 percent in compression tests and ...

Case in point: graphene. Graphene, which was heretofore, the strongest material known to man, is made from an extremely thin sheet of carbon atoms arranged in two dimensions. But there’s one ...

Formed millions to billions of years ago, diamonds can shine light into the darkest and oldest parts of the Earth's mantle ... The goal was to trace how material was added to the keel of the ...