3 ms·

I missed where they described how this was "Impossible"

• macintux 8y ago
  "Researchers thought that an unattached vortex would be too unstable to persist in nature."
  • dwighttk 8y ago
    thanks
• ASalazarMX 8y ago
  Well, obviously not literally impossible, more like incredible. They float away because they form an unattached air vortex above themselves, and it sucks them up. Flight without work.
• dang 8y ago
  "Please respond to the strongest plausible interpretation of what someone says, not a weaker one that's easier to criticize." https://news.ycombinator.com/newsguidelines.html https://news.ycombinator.com/newsguidelines.html
• PhasmaFelis 8y ago
  "Dandelion seeds fly using a method that researchers thought couldn’t work in the real world [...] Researchers thought that an unattached vortex would be too unstable to persist in nature."