What little, sketchy evidence he'd seen had come from sensors.
"I thought it was impossible for anything to shield itself from your sensors?"
It will also be able to send data from its sensors to these platforms.
They're gone from our sensors, and we have limited range right here.
"How are you going to hide the power draw from ship's sensors?"
"None in evidence, but at this distance they could shield it from our sensors."
Therefore, it is possible to attain values from multiple sensors.
"However, you should be aware that the second creature has disappeared from sensors."
"Are they somehow shielding whatever's really there from our sensors?"
A material with no other tactical application except to hide things from sensors.