News wall: Black holes

Source: The Economist…

Don’t confuse your physicists. In the popular TV comedy Big Bang Theory, Sheldon is a Theoretical Physicist, Leonard is a Particle Physicist and Raj is an Astro Physicist. Howard is a lowly Astronaut.

A black hole is an object with sufficient density that the force of gravity prevents anything from escaping from it except through “quantum tunnelling behaviour”. In computer networking, it is a place where traffic is silently discarded. Black Hole is a 1981 pinball machine manufactured by Gottlieb. The Black Hole of Calcutta, was a dungeon in Fort William, Calcutta, in which many British troops and various civilians allegedly died in 1756. The Black Hole of Hong Kong, was a prison cell in which 47 Chinese men were detained for three weeks during the Esing Bakery Incident of 1857. The Black Hole is a surplus store in Los Alamos, New Mexico, operated by Ed Grothus.


Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.