The most mysterious star in the universe | Tabetha Boyajian

Something massive, with roughly 1,000 times the area of Earth, is blocking the light coming from a distant star known as KIC 8462852, and nobody is quite sure what it is. As astronomer Tabetha Boyajian investigated this perplexing celestial object, a colleague suggested something unusual: Could it be an alien-built megastructure? Such an extraordinary idea would require extraordinary evidence. In this talk, Boyajian gives us a look at how scientists search for and test hypotheses when faced with the unknown.

 

Michio Kaku: The Universe is a nutshell

About the Speaker:

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Michio Kaku  (born January 24, 1947) is an American futurist, theoretical physicist and popularizer of science. Dr. Kaku is a Professor of Theoretical Physics at the City College of New York. He has written several books about physics and related topics, has made frequent appearances on radio, television, and film, and writes extensive online blogs and articles. He has written three New York Times Best Sellers: Physics of the Impossible (2008), Physics of the Future (2011), and The Future of the Mind(2014). Kaku has hosted several TV specials for the BBC, the Discovery Channel, the History Channel, and the Science Channel. Read more.