PhilosophyfromAeon9 months agoHow we came to know the size of the Universe - and what mysteries remain | Aeon VideosHumans have systematically measured cosmic distances over generations, showcasing a progression in astrophysical knowledge.
OMG sciencefromBig Think10 months agoThe mystery of neutrino mass is now smaller than everNeutrinos are key to understanding cosmic mysteries and recent findings have tightly constrained the mass of electron neutrinos.