Defense contractor Teledyne FLIR has unveiled its new thermal sniper scope that can see its own bullets fly by day or night at ranges up to 2,200 m (1.3 miles). First seeing light at the annual SHOT ...

Conventional sniper scopes may allow for superlatively long shots but they are far from perfect, requiring a time-consuming refocusing of the sights should the target (or shooter) have to move ...