@[email protected]M to Science [email protected]English • 2 months agoRadioactivitymander.xyzimagemessage-square62fedilinkarrow-up1645arrow-down114
arrow-up1631arrow-down1imageRadioactivitymander.xyz@[email protected]M to Science [email protected]English • 2 months agomessage-square62fedilink
!remindme 101010 universe lifetimes