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"Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less." -Marie Curie Were you here last week, when I wrote about MOND and dark matter, and in particular what the supreme failings of MOND are? Apparently, right here on Scienceblogs was a hugely dissenting opinion.
“With the first link, the chain is forged. The first speech censured, the first thought forbidden, the first freedom denied, chains us all irrevocably.” -Aaron Satie, Star Trek It’s been a remarkable week at Starts With A Bang, and I'm especially proud of the stories we've run on Proxima b, Hubble's limits, the dream of Warp Drive and the Cosmic Neutrino background. If you missed any of them (or any of the others), here's what the past week has held:
"Through space the universe encompasses and swallows me up like an atom; through thought I comprehend the world." -Blaise Pascal Whether you have or haven't seen the xkcd webcomic, height (or my old post referencing it), one of the things that I can't imagine not fascinating you is what you see the farther "up" you look.
Western Slope Skies By Art Trevena Credit ESA/NASA Galaxies, those enormous accumulations of stars, dust, gas, and other stuff, are a bit like people – they tend to congregate in big groups. Listen Episode aired Friday, April 30th and Wednesday, May 5th, 2021 Many galaxies are found in galaxy clusters, collections of hundreds to thousands of galaxies that are gravitationally connected. Gravity and the closeness of these galaxies to one another have allowed galaxy clusters to resist the expansion of the Universe to some extent. Aggregations of galaxy clusters form galaxy superclust...