Template:Are You Sure/February 12

• ... that although the spacecraft Venera 1 ultimately failed to fulfill its primary mission, the spacecraft returned data which verified the hypothesis that solar wind is present throughout deep space?

• ... that Tom Hanks was cast as Josh Baskin in the supernatural thriller film Dead based on the strength of his performance in The Green Acres Mile?

• ... that the mathematical constant π is a transcendental number — that is, it is not the root of any polynomial having rational coefficients — and that this transcendence of π implies that it is impossible to solve the ancient challenge of squaring the circle with a compass and straightedge?