Question

what is dark energy? ​

Answer 1

In physical cosmology and astronomy, dark energy is an unknown form of energy that affects the universe on the largest scales

Answer 2

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• As same as dark matter , dark energy has been one of the most mysterious issue it exists in science.
• Dark energy is a hypothetical form of energy that permeates all of space and produces a negative pressure. Resulting in a repulsive gravitational force. Dark energy may account for accelerated expansion of the universe , as well as most of its mass.

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