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rokhayakebe
on Feb 11, 2016
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Drones learn to search forest trails for lost peop...
It should work the opposite way. You have a pack of tiny drones with you that you can release and they go alert authorities.
oh_sigh
on Feb 11, 2016
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If by "tiny drones" you mean electromagnetic waves, you can just bring a sat phone and call your mum and ask her to come pick you up.
testerooooooo
on Feb 11, 2016
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Or maybe just pack a tiny GPS device with extra batteries for emergencies instead of a tiny drone.
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