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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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All across the Universe, planets come in a wide variety of sizes, masses, compositions, and temperatures. And most have rain and snow.
With a record-setting $1.9 billion jackpot, you'd think it's a no-brainer to buy a Powerball ticket. But the math truly shows otherwise.
The ESA's Gaia mission just broke the record for closest black hole by over 1,000 light-years. Is there an even closer one out there?
Science is for everyone, even those possessing strongly held beliefs that seem to conflict with the best available evidence.
IceCube just found an active galaxy in the nearby Universe, 47 million light-years away, through its neutrino emissions: a cosmic first.
Using physics, Ross Chastain floored it during the final turn, scraping the wall and passing 5 cars to advance to the NASCAR championship.
Billions of years ago, the ever-increasing entropy must've been much lower: the past hypothesis. Here's how cosmic inflation solves it.