Owing to the wave nature of light there are many ways that such different waves can interact with each other, but also with materials. Everyone knows about reflecting light with a mirror, which is a ...

BEAM robotics, which stands for Biology, Electronics, Aesthetics, and Mechanics, is an ethos that focuses on building robots with simple analog circuits. [NanoRobotGeek] built a great example of the ...

We are surrounded by waves. tiny vibrational waves transport sound to our ears. Light waves stimulate the retinas of our eyes. Electromagnetic waves bring radio, television and endless streaming ...

Can we turn back time? Ask a savvy physicist, and the answer will be “it depends.” Schemes for retrograde time travel abound but usually involve irreconcilable paradoxes and rely on outlandish ...

A supermassive black hole in the center of the Milky Way galaxy is creating a light show that's intriguing astronomers. Flares of light have been observed in a disk orbiting the black hole Sagittarius ...

A group of researchers have made a shocking discovery about one of the most fundamental forces in our universe. According to a new paper, which is set to publish in Physics of the Dark Universe next ...