The closest black hole that you can see it even with “naked eye” has been discovered

Well, of course, you cannot see a black hole – but the newly discovered one has two stars orbiting it, and you can see these companion stars even with the naked eye from Earth. The triple system is named HR 6819. Named QV Tel Ab, the inner component of the system is the closest black …

Mister Fred Rogers reading some of Apollo 15 Astronaut Al Worden’s space poems

The American television personality, musician, puppeteer, writer, and producer “Mister” Fred Rogers (Fred McFeely Rogers, March 20, 1928 – February 27, 2003) reads some of Apollo 15 Astronaut Al Worden’s space poems at his TV show “Mister Rogers’ Neighborhood”, which ran from 1968 to 2001.

Apollo 13 commander Jim Lovell’s MIT speech

Last week was Apollo 13’s 50th anniversary – the most “successful failure” in the history of space exploration. On April 27, 2016, former NASA astronaut and Apollo 13 commander Jim Lovell made a speech at the Massachusetts Institute of Technology (MIT) and told the story of the legendary Apollo 13 flight. Here’s the full video …

A History of Pandemics [8000 B.C.-today]

Lindsay Holiday published two-part very informative video series titled “A History of Pandemics” on Youtube. These pandemics (and epidemics) have occurred countless times in the past, infecting, injuring and killing millions, and sometimes changing dramatically the course of human history. But, first, what is a pandemic? What is an epidemic?