March 21

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Better Than News

Are You Sure

• ... that famed mathematician and physicist Jean-Baptiste Joseph Fourier, known for the Fourier series, Fourier analysis, the Fourier transform, and Fourier's law of conduction, is also generally credited with the discovery of the greenhouse effect?

• ... that the Ranger 9 lunar probe was designed to achieve a lunar impact trajectory and to transmit high-resolution photographs of the lunar surface during the final minutes of flight up to impact?

• ... that mathematician Thierry Aubin's fundamental contributions to the theory of the Yamabe equation led, in conjunction with results of Neil Trudinger and Richard Schoen, to a proof of the Yamabe Conjecture: every compact Riemannian manifold can be conformally rescaled to produce a manifold of constant scalar curvature?

On This Day in Fiction and Nonfiction

Topic of the Day

Bob Fosse