Spacetime With Stuart Gary

22: Early Galaxies dominated by ordinary rather than dark matter

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Sinopsis

Stream Episodes on demand from www.bitesz.com or www.spacetimewithstuartgary.com (both mobile friendly) *Early Galaxies dominated by ordinary rather than dark matter A new study has found that early galaxies were dominated by ordinary matter rather than the dark matter which dominates galaxies today. The findings mean dark matter – which makes up around 80 percent of all the matter in the universe today – was far less influential in massive, star-forming galaxies during the peak epoch of galaxy formation, 10 billion years ago. *How ghostly neutrino particles could improve sciences understanding of the universe A new study claims one type of neutrino may comprise exactly equal amounts of two other types of neutrinos. The findings by scientists working with the IceCube Neutrino Observatory at the South Pole could help physicists better understand the universe. *Earth probably began with a solid shell A new study claims Earth probably began as a single solid shell which broke apart later to form the planet’s cha