Scientists have developed a lens-free mid-infrared camera using a modern twist on pinhole imaging. The system uses nonlinear crystals to convert infrared light into visible, allowing standard sensors ...

Animals don't experience the world passively. A hawk tilts its head to track prey. A person leans forward to read a sign.

A pixel either controls or analyzes, but not at the same time. Researchers from ETH Zurich in Switzerland, however, managed ...

Mecca Chameleon has a new third-person camera for the hunters to enjoy while searching for those pesky hiders, and here's how ...