txt.sour.is @<startalk https://feeds.twtxt.net/startalk/twtxt.txt> "Arecibo's collapse & China’s building of the world’s largest radio telescope w/ Neil deGrasse Tyson ⌘ Read more..."

feeds.twtxt.net

Arecibo’s collapse & China’s building of the world’s largest radio telescope w/ Neil deGrasse Tyson ⌘ Read more…

⤋ Read More

Participate