Short demo: The fan in a vacuum pushes air out, creating a system of low pressure. This in turn creates a system of low pressure within the bag, allowing for an entertaining demonstration of the power ...

Using optical fiber as a model black hole, physicists have, after decades of pursuit, observed two linked effects in the lab: "Hawking radiation" and a slight recoil from the source after that ...

Physicists know that their elegant theoretical description of forces and particles — the standard model of particle physics — must be incomplete, because there are a host of phenomena it cannot ...