@kalkulat to science • 4 months agoNASA's solar sail successfully spreads its wings in spacewww.space.comexternal-linkmessage-square69arrow-up1489arrow-down11cross-posted to: technology[email protected]worldinprogress[email protected]
arrow-up1488arrow-down1external-linkNASA's solar sail successfully spreads its wings in spacewww.space.com@kalkulat to science • 4 months agomessage-square69cross-posted to: technology[email protected]worldinprogress[email protected]
minus-square@[email protected]linkfedilink1•4 months agoElse they don’t. We are talking quantum here.
So photons do have mass?
only as long as they exist
Else they don’t. We are talking quantum here.