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Ethan Siegel
A theoretical astrophysicist and science writer, host of popular podcast “Starts with a Bang!”
Ethan Siegel is a Ph.D. astrophysicist and author of "Starts with a Bang!" He is a science communicator, who professes physics and astronomy at various colleges. He has won numerous awards for science writing since 2008 for his blog, including the award for best science blog by the Institute of Physics. His two books "Treknology: The Science of Star Trek from Tricorders to Warp Drive" and "Beyond the Galaxy: How humanity looked beyond our Milky Way and discovered the entire Universe" are available for purchase at Amazon. Follow him on Twitter @startswithabang.
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Why the kind of knowledge you get by asking the Universe questions about itself is the most valuable type of knowledge there is. “I’m also uncomfortable with dogmatic believers; to my […]
Under the tremendous pressure and at the incredible temperatures of the Earth’s deep interior, there’s a thick layer of liquid: our outer core. But why is it so? “If you ever […]
The Sun — like nearly all stars — burns bright through its nuclear reactions, sending light, heat and energy out into the Universe over a timespan of billions of years. But how? “The sun is […]
It’s a scientific truth of the Universe, one that many people — children especially — have trouble coming to terms with. But it doesn’t have to be a tragedy. “Through that last dark cloud is […]
It’s easier than you might think, and we’ve been doing it for over a century. “The doctors realized in retrospect that even though most of these dead had also suffered from […]
Do changes in a gravitational field propagate instantaneously, at the speed of light, or at a different speed altogether? “The only problem with the speed of light, is it gets […]
How the last open cluster ever discovered by Messier himself still holds some amazing secrets and wonder more than 200 years after its discovery. “The journey is difficult, immense. We […]