Ask Ethan: Why does Dark not matter about collapse due to gravity? | By Ethan Siegel | Start with an explosion! | February 2025

Galaxies can be found throughout the cosmic filaments. There are often neutral and ionized matter within the halos of these galaxies, as well as along their line of views, so when that light comes, those absorption characteristics seen in their spectra can tell us what the density and the matter temperature. Its own circumgusting means,…

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Finished game: The surprising impact of sports bets on public health

The legalization of sports bets has fed a national addiction crisis. With billions of betting houses and online that make bets effortlessly, the search for help addiction to game has reached the highest record. However, public health efforts remain dangerously inappropriate. Without urgent reforms, stretch marks advertising, stronger betting and extended treatment services, the crisis…

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