Questions with the keyword 'dark energy'

• 73% of the mass of the universe is dark energy so why cant we harnece this energy and use it instead of fossil fuels? by maximuspowers to Arttu, Ceri, James_M, Monica, Philip Comments: (No comments so far )
• is the universe really full of dark energy? if so what causes it? by maxsmith1 to Arttu, Ceri, James_M, Monica, Philip Comments: (No comments so far )
• Dark energy – do you believe in its existence? And since there is no evident mass, but in theory there must be energy, by strangequark to Arttu Comments: (so far, 2s comments )