In a world of police TV dramas and mystery movies, technology used in investigations can take on a mysterious feel.

Shocking photos show rooms at the Haydee guesthouse in Great Yarmouth crammed full of surveillance equipment and spying 'toys ...

Over the course of three years, five Bulgarian individuals, assisted by a host of others, carried out sophisticated ...

A charge nurse reported finding what she first thought was a black ink pen in the emergency department’s staff locker room.

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

Looking for a smart indoor security camera to keep tabs on your home while you're out and about? These are CNET's top picks. Sure, outdoor cameras are great -- but what about what’s going on ...

To get the best images of March's total lunar eclipse, you'll need the best astrophotography camera — here are our top picks. Capture the beauty of the sky above with the best astrophotography ...

If you're heading on your next road trip or you park your car on an unknown street, a dash cam can help you manage any insurance claims should anything go wrong, whether you're in the car or not.

This breakthrough, achieved by scientists at the Chinese Academy of Sciences, could allow China to monitor foreign military assets, including spy satellites, with unprecedented precision.

The best cameras for wildlife photography are fast, durable and have accurate autofocus for tracking slow and fast-moving animals — explore our top picks. The best cameras for wildlife ...

Chinese scientists have made a huge technical advancement in optical imaging technology, developing a powerful laser that could overhaul the global surveillance industry. The tech has the ...