Omega89

Essayist, mathematical statistician, former option trader, risk analyst, and aphorist. Work concerns problems of randomness, probability, and uncertainty.

Applied Complexity Science. Localism. Homesteading.

Sciency videos made with love, a lot of time and after effects.

Astrophysicist, author, and science communicator. Studied at Harvard University, the University of Texas at Austin, and Columbia University. Director of the Hayden Planetarium at the Rose Center for Earth and Space in New York City. Founded the Department of Astrophysics at the American Museum of Natural History.

Classical liberal with a belief in limited government and personal responsibility. Describes himself as somewhat of a libertarian but acknowledges confusion and baggage associated with the term.

English science fiction writer, science writer, futurist, inventor, undersea explorer, and television series host.