Why do cosmologists say that gravity should "slow down" the expansion of the universe? Submitted by crazunggoy47 t3_11fkfeq on March 1, 2023 at 10:34 PM in askscience 87 comments 270
How fast do bubbles rise in water? Submitted by crazunggoy47 t3_y00ioa on October 10, 2022 at 12:16 AM in askscience 78 comments 626