Fujitsu claims to have developed the world’s first optical device that is capable of generating a beam less than 100nm across. The company says that thermally-assisted recording (TAR) opens the doors for next-gen high-capacity hard disks....

Grover Swartzlander is said to study darkness, not optics. But, if it is one then it’s no ordinary one, as it’s a kind of darkness that will allow astronomers to see the light. Allowing astronomers to study planets in nearby solar...