When a gravitational lens magnifies a background galaxy, why don't we see the object doing the lensing, as we would if ...

Citizen science project uses Euclid telescope data to find gravitational lenses. Public helps identify light-bending galaxies ...

An experiment has visualized a prediction about objects traveling at the speed of light known as the Terrell-Penrose effect, first made over 60 years ago. When an object approaches the speed of light ...

The hyperdrive from Star Wars appears to depict an ultra-relativistic motion through space, extremely close to the speed of light. Under the laws of relativity, you neither reach nor exceed the speed ...

Electrical and computer engineers have created a physical artificial neural network -- a device modeled on how the human brain works -- that can analyze large volumes of data and identify objects at ...

From Hollywood blockbusters to the design of aircraft cockpits, the visual-effects industry relies on tracing the path of light to create scenes that do not and may never exist Optical physics From ...