Have you ever needed to find a faulty wire in a wall, spot a coolant leak in an engine bay, or track game in the pitch-dark woods? Your standard smartphone is blind to the invisible world of heat. But what if your phone could see temperature? That’s the superpower offered by thermal ...

The scene is a movie classic: a high-tech military drone silently glides through the dead of night, its operator seeing every detail on the ground below as if it were broad daylight. This raises a common and fascinating question: can military drones see at night? The short answer is an ...