Japan uses piezoelectric sidewalks to convert footsteps into electricity, harnessing high foot traffic for renewable energy ...

The CIA's A-12 Oxcart looked nearly identical to the SR-71 Blackbird, but it had an advantage in the speed department over ...

Breaking the sound barrier sounds super dramatic, but funny enough, it turns out it's really just a number on a meter. Here's ...

Breaking the 300-mph barrier is difficult because of several factors, including overall logistics and the sheer amount of ...