The dark energy pushing our universe apart may not be what it seems, scientists say
Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they ...
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Yes, the universe began with the Big Bang – Here’s how scientists know for sure
It all started with a Big Bang – and now scientists are on a quest to unravel the mystery behind the birth of the universe.
The ultimate cosmic question: How fast is the universe expanding?
Since the discovery of the acceleration, theorists have calculated that the universe will continue to expand faster and faster — until the cosmos becomes (trillions of years later) utterly cold, dark ...