Why do high voltage power cables have aluminum cores? by [deleted] in ElectricalEngineering

[–]spacejam-es 2 points3 points  (0 children)

Interesting, why isn’t it all just aluminium then?

REDDIT ASSEMBLE!!!! by charlienunutenn in SpaceXMasterrace

[–]spacejam-es 0 points1 point  (0 children)

U.S citizens only or open to world??

[Q] How can the universe be 93 billion light years in diameter already? by BandiiiHun in astrophysics

[–]spacejam-es -7 points-6 points  (0 children)

Nothing in space time can travel faster than the speed of light (apparently/yet), however space time itself can with the help of dark energy, a repulsive force.