Spacecraft near the Earth use large solar panels to harness the Sun for the electricity needed to run their communications systems and science instruments. However, the farther into space you go, the ...

Plutonium is produced from reprocessing spent nuclear fuel, which, as BBC describes, can be seen through thick, leaded glass with a yellowish glow, confirming its high radioactivity.

To mimic the Core’s deadly blue glow, the build uses cheap LED modules ... smart enough not to tinker with 6.2 kilograms of plutonium and a screwdriver. That’s not to say there aren’t ...