Sometimes, owning a smartphone feels pricey. There’s the hefty chunk of change you’ll need to spend on the phone itself, and then the monthly fee you’ll need to fork over to operate it. But for just $US400 ($530) and the cost of a few old Zack Morris-style brick phones, you can avoid those expenses and build your own damn 1G mobile phone network.
Hackaday first pointed us to the DIY 1G project this past weekend at Shmoocon, a Washington, DC-based hacker convention. The scheme is the brainchild of Brandon Creighton, who previously helped build a small GSM-based phone network at DEF CON, an annual hacker conference in Las Vegas. But unlike GSM — which is currently used as the standard for phone networks in Australia — his 1G phone network is a tad less sophisticated. Continue reading »
The results of NASA’s tests on the ‘impossible’ EM Drive have been leaked, and they reveal that the controversial propulsion system really does work, and is capable of generating impressive thrust in a vacuum, even after error measurements have been accounted for.
The EM Drive has made headlines over the past year, because it offers the incredible possibility of a fuel-free propulsion system that could potentially get us to Mars in just 70 days. But there’s one major problem: according to the current laws of physics, it shouldn’t work. Continue reading »