Dark Matter and Dark Energy: the Great Debate

[@7ebr830]

"Galaxies rotate at speeds..."
Yeah, well, they obviously don't.
Poof! Dark matter/dark energy conundrum solved.
Simple, wasn't it?

[@scottbuckingham5626]

I thought dark energy make up 67% of the universe

[@MisteriosDelCosmos78]

Correct, dark matter makes up 85% of the mass of the universe, and dark energy accounts for 70% of the universe's energy content. It is not a contradiction.