NASA says humanity can avoid the ‘Great Filter’ by increasing maturity, understanding on earth Post author By Mark Post date November 14, 2022 A team out of NASA’s Jet Propulsion Laboratory has posed a theory as to why we have not yet met any aliens. read more ← NASA’s next moonshot: Artemis 1 rocket on track to launch this week – KIRO 7 → NASA will launch Artemis I rocket to the moon this week – SILive.com