Scientists built a spacecraft that converts junk to fuel
A new debris-eating spacecraft could clean up the skies.
Nano-sized 'yolks' should lead to longer-lasting batteries
Eggs might just inspire a breakthrough in battery longevity.
Liquid metal machines 'eat' in order to move
Robots typically rely on batteries to get power, but they may soon have to do little more than nib...
Transparent eggs let scientists see how bird embryos grow
If you want to see how animal embryos grow in eggs, you typically have to poke a hole in the egg a...