HN
Hacker News
Top
New
Best
Ask
Show
Jobs
Comment by rkwasny | Hacker News Reader
Parent
Full thread
rkwasny
·
Some people thought heavier-than-air flight is impossible.
View on HN
portaouflop
·
Some people still think ramjets are possible — what’s your point?
Reply on news.ycombinator.com