Tagged with defense

• 01. ☹️ ☄️
  • Arecibo
  • PuertoRico
  • Space
  • defense

  Losing Arecibo's giant dish leaves humans more vulnerable to space rocks, scientists say

• 01. Links for December 1, 2020
  • Arecibo
  • PuertoRico
  • Space
  • defense

  Links for December 1, 2020