Crime rises in the summertime, so if you're feeling nervous about prowlers and package thieves, pick up a smart security camera, video doorbell, smart lock and more for a super-low price ...

The system is capable of screening up to 25,000 individuals per hour at a range of up to 10 meters (33 feet).

A huge, 40-inch computer monitor situated at arm's length will look way better with a 4K resolution (though from that distance, 8K would be better). But if you sit three feet away, the difference ...