Won’t You Be My Neighbor Universe?

The astroquarks have often wondered where all our alien friends are hanging out. Maybe they’re all just in a different universe? Well, most of those universes are probably duds, and anyway, we’ll never know! That’s the whole definition of a universe. Most of those other universes probably suck. Even tiny changes to the handful of fundamental parameters that define our universe, such as the strength of the fundamental forces like gravity and the strong nuclear force, would mean no stars, no planets, no life. New research sheds light on the surprisingly small role dark energy plays in the early evolution of a universe, and then there’s the question of AntMan and the Wasp: do they conserve mass or not when they shrink? We must know!

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