This tricky number game challenges viewers to find ‘46’ among a grid of 64s, and only those with sharp eyesight can spot it ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

Inspired by an artist's stencils, researchers have developed atomic-level precision patterning on nanoparticle surfaces, ...

SDR is a radio communication system in which software, rather than expensive hardware, performs key signal processing tasks, ...

MIT researchers found that metals retain hidden atomic patterns once believed to vanish during manufacturing. These patterns ...

Backwardation flips that relationship on its head. It happens when futures prices fall below the spot price, a clear sign ...