In this week’s Questions and Answers show, I explain the difference between the observable universe and the Hubble sphere, how satellite megaconstellations will affect smartphones and other consumer devices, and what impact... Read more »
UFO sightings, aliens, a secret moonbase and a NASA theory… presenting the 5 most mysterious photos from the moon. Join Dark5 ►► http://bit.ly/dark5 The five most mysterious pictures from the Moon, including... Read more »
