US Special Forces' New Sniper Scope Works Like a Human Eye

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 position. But with the new RAZAR scope from Sandia National Labs, that refocus is handled almost instantly with the push of a… » 10/24/14 11:40am Yesterday 11:40am

"Starquakes" May Be the Reason Behind Massive Solar Eruptions 

In early 2009, NASA's Fermi Gamma-ray Space Telescope observed an unprecedented solar storm emanating from a distant neutron star with gigantic columns of magnetized flares stretching thousands of miles into space—only the third time such an eruption had been observed. Five years later, NASA boffins think they've… » 10/23/14 6:15pm Thursday 6:15pm

Why You Definitely Shouldn't Drink Your Own Pee

During his 127-hour ordeal under that boulder, backpacker Aaron Ralston resorted to consuming his own urine in order to stay alive before eventually hacking off his own forearm and escaping. This was an extreme survival case, and pretty much the only time you should even consider drinking from your own spigot.… » 10/22/14 2:35pm Wednesday 2:35pm

This Flying Wing Was 3D-Printed From Plastic Dust In a Day

Embraced by industry titans like Boeing and amateur R/C enthusiasts alike, 3D printing never been adopted more aggressively than in the aerospace industry. And when taken to the limits of its capabilities, 3D printing can produce more than just lightweight composite fan blades. We're talking full-blown flying wings. » 10/22/14 11:48am Wednesday 11:48am

This Electronic Stonehenge Once Divined the Secrets of Soviet Radio

In the early days of electronic espionage, the US intelligence community didn't have the benefit of all-seeing spy satellites—it had to intercept and interpret high-frequency radio waves transmitted by the Soviet Union. To do so, the Americans relied on a network of mysterious structures whose real purpose was kept… » 10/21/14 11:40am Tuesday 11:40am

Leeo SmartAlert Review: A $100 Night Light That Listens For Fire

If your smoke alarm starts wailing and you're not home to hear it, you'd better hope one of your neighbors does — or else you might come home to a smoldering pile of rubble. But with the Leeo smart night light, even if your nearest neighbor is miles away, you'll be alerted to potential fires as soon as the alarm goes… » 10/21/14 8:00am Tuesday 8:00am

Get the Most From Your Chromebook Even When It's Offline

Some folks would have you believe that, without an Internet connection, your spiffy new Chromebook only slightly less useful than the box it came in, but that's simply not true. They may not be able to match a MacBook's performance, but these lightweight laptops are far from helpless when the connectivity runs dry.… » 10/18/14 12:00pm 10/18/14 12:00pm

The World's Most Badass Combine Harvester Just Set a World Record

A bushel's as good as a peck to most folks outside the agricultural industry but that doesn't make the New Holland CR10.90's wheat-picking feat any less impressive. It was able to harvest nearly 800 tons of the grain from 198 acres of English farmland in a single workday—all while setting a Guinness world record. » 10/16/14 11:43am 10/16/14 11:43am

August Smart Lock Review: A Great Lock that Moves With You

Smart locks, along with intelligent lights, are the standard bearers for today's home automation movement with some of the biggest names in security—looking at you Schlage and Kwikset — offering internet-connected locks. But a San Francisco-based upstart may have just beaten these industry titans at their own game. » 10/14/14 9:00am 10/14/14 9:00am

5 Water Saving Bathroom Devices You Can Install Yourself

California remains in a deep drought, and this winter's expected precipitation levels aren't expected to be much more than a than a drop in the bucket, so to speak, for the state's parched aquifers. That means it's the responsibility of every citizen to conserve as much water as possible in this time of need. But that… » 10/11/14 12:00pm 10/11/14 12:00pm