Drones


Here's a zucking big one. Guess if they have smaller ones.

If you think these have to be permanently powered with batteries, think about a technology called Radio Frequency (RF) Reflection. Data can be collected passively from these devices without direct power simply by sending it RF and capturing the return with Radar. That is the exact principle used in RFID's.


Micro Drones Possible Use in Germ Warfare