this post was submitted on 23 Sep 2024
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Graphene at 20: still no sign of the promised space elevator, but here’s how this wonder material is quietly changing the world (theconversation.com)
submitted 1 month ago by sabreW4K3@lazysoci.al to c/futurology@futurology.today
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[–] Cypher@lemmy.world 5 points 1 month ago

Our Sun moves around the centre of the Milky Way at a speed of 240 km/s or 864,000 km/h, so do we plus or minus ~30km/s!