There have been multiple accounts created with the sole purpose of posting advertisement posts or replies containing unsolicited advertising.

Accounts which solely post advertisements, or persistently post them may be terminated.

AA5B ,

We don’t even know whether people can maintain health in microgravity making enough to get to Mars. We don’t know if they’ll be functional when they get there. We don’t know what level of gravity is needed to maintain health. We don’t know odd people could survive the radiation for a trip to Mars.

Let’s figure some of these out in a shorter trip

  • All
  • Subscribed
  • Moderated
  • Favorites
  • •
  • [email protected]
  • random
  • lifeLocal
  • goranko
  • All magazines
    •