A bent car antenna can often be easily replaced by unscrewing the old one and screwing on a new one. Gear shifts mounted on the steering column have the same reliability and longevity as floor-mounted ...

In this photo provided by NASA, shows astronaut Tom Marshburn replaces a broken antenna outside the International Space Station after getting NASA's all-clear for orbiting debris, on Dec. 2, 2021.

Ordinarily, in order to establish communications at locations such as disaster sites, rescuers have to transport and set up relatively bulky, costly satellite dishes. Soon, however, a simple tubular ...