In general, low-frequency radio waves are well-suited for long-range communications, while high-frequency waves are needed to achieve high capacity. Reliable, fast communications “Ther... Read more
Image via Wikipedia At a major sporting event I attended recently, it proved impossible to get a connection on a mobile network that was swamped as many of the 100,000 strong crowd attempted... Read more
Swarms of flying robots might sound a bit ominous to those of us anxiously awaiting the inevitable robot uprising that will see humanity drop a notch on the scale of planetary dominance. But... Read more