Richard Feynman pointed out many years ago that invalid hypotheses should be discarded and replaced by valid hypotheses based on their correspondence to observed reality. (carlineconomics.com)
It is not up to the handful of people who work in the media to make that call on everyone else's behalf — to decide that global warming is a scientifically valid hypothesis and to then refuse to report the other side. (nofrakkingconsensus.com)
It is a valid hypothesis, yet theo attempts to twist it to make even Steven Hawking sound like a nut. (religion.blogs.cnn.com)