Drake equation

The concept of planet Earth similar to the COVID-19 virus
The concept of planet Earth, with nuclear explosions depicting a global epidemic of coronovorus, reminiscent of the image of the virus COVID-19. Elements of this image furnished by NASA
The concept of planet Earth, with nuclear explosions depicting a global epidemic of coronovorus, reminiscent of the image of the virus COVID-19. Elements of this image furnished by NASA
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Twenty Years On, Aliens Still Cause Global Warming

In 2003, author and filmmaker Michael Crichton made a now-famous speech at Caltech, titled "Aliens Cause Global Warming." The title was humorous but the content was serious. He was not addressing some strange theory of global warming; he was warning about the politicization of science. Read More ›

Alien Intelligences?:

The existence of extraterrestrial intelligence (ETI) has been debated since the ancient Greeks. Views have never been unanimous, and the center of opinion has periodically shifted between positive and negative. Over the last few decades, both intellectual and public opinion have been decisively in the pro-ETI camp. Unfortunately, the debate has taken place on a very slanted playing field, at Read More ›