(Phys.org)—A breakthrough in the use of carbon nanotubes as optical projectors has enabled scientists to generate holograms using the smallest ever pixels.
Palaeontologists have uncovered half-a-billion-year-old fossils demonstrating that primitive animals had excellent vision.
Google's ambitious new smartphone, the Pixel, doesn't offer a lot that's new. Yet it's still one of the best out there.
A mid-air display of 'floating pixels' has been created by scientists.