BICEP

B-mode discovery telescope

Direct Evidence of Big Bang Inflation

Researchers with an experiment based at the South Pole have discovered the long-sought "smoking gun" for inflation. The signal was hidden in polarization patterns in the cosmic microwave background and confirms physicists' audacious theory of how the Big Bang happened.

Planck temperature map of universe

What’s Next for Inflation Cosmology – New Updates!

Our July 2014 cover story was the apparent discovery of gravitational waves from the instant of inflation when the Big Bang took shape. Just as the article was printed, a serious challenge to the discovery appeared: the researchers underestimated the amount of interstellar dust that could be contaminating their data. Here are more links...