Tuesday, June 22News Written in the Stars

How did the Universe begin? | Great Debates in Physics (Cosmology)

How did the Universe begin? | Great Debates in Physics (Cosmology)

Go to http://brilliant.org/DrBecky and sign up for free. The first 200 people that go to that link will get 20% off the annual premium subscription. In the beginning, there was….what? Thankfully Physics can now help us answer that question! But during the 20th Century, there was a debate raging between whether the Universe started in a Big Bang or has existed forever. Thankfully that debate was eventually settled by radio astronomy…

Alpher, Bethe & Gamow (1948) – https://journals.aps.org/pr/pdf/10.1103/PhysRev.73.803
Alpher & Herman (1948) – https://www.nature.com/articles/162774b0.pdf

Ryle (1955) – https://ui.adsabs.harvard.edu/link_gateway/1955MmRAS..67..106S/ADS_PDF

Dickie et al. (1965) – http://articles.adsabs.harvard.edu/pdf/1965ApJ…142..414D
Penzias & Wilson (1965) – http://articles.adsabs.harvard.edu/pdf/1965ApJ…142..419P


? “Space: 10 Things You Should Know”: http://bit.ly/SpaceDrBecky

? US & Canada version: “Space at the speed of light” (same book, different title): https://www.penguinrandomhouse.com/books/635406/space-at-the-speed-of-light-by-dr-becky-smethurst/

? German translation “Das kleine Buch vom großen Knall” : https://www.dtv.de/buch/becky-smethurst-das-kleine-buch-vom-grossen-knall-28254/

? Royal Astronomical Society podcast that I’m co-hosting ? ?- podfollow.com/supermassive

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The artwork in the background is a scientifically accurate map showing the orbits of more than 18000 asteroids in the Solar System, created by Eleanor Lutz. Find out more and buy one here: https://eleanorlutz.com/mapping-18000-asteroids

? Dr. Becky also presents videos on Sixty Symbols: https://www.youtube.com/user/sixtysymbolsand Deep Sky Videos: https://www.youtube.com/user/DeepSkyVideos

??‍? Dr Becky Smethurst is an astrophysicist researching galaxies and supermassive black holes at Christ Church at the University of Oxford.