Don_Dickle to Ask Science@lemmy.worldEnglish • 4 months agoIf Aliens arrive with their tech to traverse world wouldn't our weapons pretty much look like sticks and stones to them? Also how do we not catch a disease from them or vice versa?message-square21fedilinkarrow-up136arrow-down19
arrow-up127arrow-down1message-squareIf Aliens arrive with their tech to traverse world wouldn't our weapons pretty much look like sticks and stones to them? Also how do we not catch a disease from them or vice versa?Don_Dickle to Ask Science@lemmy.worldEnglish • 4 months agomessage-square21fedilink
minus-square@superkret@feddit.orglinkfedilinkEnglish9•4 months agoIf it burns up in the atmosphere with relativistic speed, it burns up the atmosphere.
minus-square@QuadratureSurfer@lemmy.worldlinkfedilinkEnglish5•4 months agoRelevant xkcd video: https://www.youtube.com/watch?v=3EI08o-IGYk
minus-square@CanadaPluslinkEnglish2•4 months agoTrue, but damage still depends on craft size. At the really small end you’re basically just talking about a normal cosmic ray.
If it burns up in the atmosphere with relativistic speed, it burns up the atmosphere.
Relevant xkcd video: https://www.youtube.com/watch?v=3EI08o-IGYk
True, but damage still depends on craft size. At the really small end you’re basically just talking about a normal cosmic ray.