This sudden rate of growth left gravitational waves in space. Albert Einstein had predicted the existence of such waves, but none have been observed until now.
Marc Kamionkowski is an astronomer at Johns Hopkins University in Maryland. He says scientists do not know what the force was that drove those waves.
One of the reasons why this discovery is exciting is because inflation does require that theres some new fundamental physics beyond the four forces that we know about.
Michael Turner is with the University of Chicago in Illinois. He describes this force as the dynamite behind the Big Bang. He believes it may be the force that unifies gravity, which acts on everything we see, and quantum mechanics, which governs the world of subatomic particles.
We see a link between them. And the question is, can we figure out the theory of everything? Can we put it all together?
He adds that nearly 14 billion years after the Big Bang, evidence of inflation could not be easily found.
Looking for the gravity waves from inflation by many was called folly or chasing a wild goose.
The Harvard-Smithsonian Center for Astrophysics led the group of researchers who made the discovery. They worked at a radio telescope in Antarctica at the South Pole. The air at the South Pole is dry, and there is little human interference.
The researchers examined the background radiation of the universe. They suspect this is the last sign of energy from the Big Bang. They found a turning, twisting pattern in the extremely small differences in radiation levels. The scientists say these variations mark the movement of gravity waves.
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