The age of the universe and its vast number of stars suggests that extraterrestrial life should be common. If that’s the case, then where is everyone? In this infographic we explore some possibilities.
The last men on the Moon. 's Astronaut Eugene Cernan walks on the Moon. Commander of the mission and last man on the moon Gene Cernan said after leaving the surface of moon, looking back at Earth that "Man had to know that there was a Creator"
Nikola Tesla July 1856 – 7 January was a Serbian American physicist, inventor, electrical engineer, mechanical engineer and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system.