If you left the satellite phone at home and never got around to buying a GPS, 's rescue balloon may be your key to rescue, according to . The “Rescue Balloon Kit” contains a helium gas cylinder and long string balloon.Lost backpackers may fill it, seal it, and send it skywards. Afterwards, you may stew about never investing in a satellite phone while watching the red tube hover overhead.
Read about the future of S&R鈥擱obots!鈥攊n from our .
–Stayton Bonner