Disney’s “Holobricks” could stack up for larger holograms

Holograms are one of sci-fi’s longest promised technologies, and one of real science’s longest-running disappointments. Scientists at Cambridge and Disney Research may be a step closer to making them less disappointing, creating new “holobricks” that c… Continue reading Disney’s “Holobricks” could stack up for larger holograms

James Webb Space Telescope snaps first images – a star and a selfie

The James Webb Space Telescope has taken its first images of space. What looks like a smeared starfield is actually the same star snapped 18 times, as the mirror segments try to align themselves to focus on the star. The craft also took a selfie of its… Continue reading James Webb Space Telescope snaps first images – a star and a selfie

Tiny salt-grain-sized camera snaps hi-res full-color images

Researchers at Princeton and the the University of Washington have developed a tiny camera, the size of a grain of salt, which can snap sharp, full-color images. It’s made with a metasurface that captures light, which could be scaled up to turn entire … Continue reading Tiny salt-grain-sized camera snaps hi-res full-color images