The cyclic universe theory predicts no gravitational waves from the early universe. Download Download Share on Facebook Share on Twitter Rotate quotes cyclic early gravitational
Imaginary time is a new dimension, at right angles to ordinary, real time. Stephen Hawking angledimensionimaginary Change image and share on social
I believe alien life is quite common in the universe, although intelligent life is less so. Some say it has yet to appear on planet Earth. Stephen Hawking aliencommonearth Change image and share on social
One can't predict the weather more than a few days in advance. Stephen Hawking advancedaypredict Change image and share on social
I think we do have cyclic changes in weather, and I think that's been throughout the course of history. Joni Ernst cyclichistoryweather Change image and share on social
Gravitational waves will bring us exquisitely accurate maps of black holes - maps of their space-time. Those maps will make it crystal clear whether or not what we're dealing with are black holes as described by general relativity. Kip Thorne accurateblackbring share on social
In early 1993, when I was 12, I was separated from my family as the Sierra Leone civil war, which began two years earlier, came into my life. Ishmael Beah begincivilearly Change image and share on social