Researchers at ETH Zurich have developed pixels that can not only create images, but also analyse them. In the future, this could lead to the development of devices that function as camera and display at the same time. The coloured logo was created using the new ETH researchers‘ Fourier pixels. The letter “E” is roughly 1 millimetre tall on the camera.  (Image: Glauser YM, Vonk SJW, et al., Nature 2026) In brief Pixels create images on screens or capture them in cameras. Until now, however, ther...