15 Jan
2003
15 Jan
'03
8:54 p.m.
On Wed, 15 Jan 2003 10:56:33 -0500, Jim Muth wrote:
Tachyons are hypothetical particles that travel faster than light. Perhaps it would be best to call such particles imaginary, for there is no evidence that they do exist and good reasons why they cannot exist. But if such particles did exist, they would travel backward in time. They would reach their destination before they left their point of departure.
[cut] And if you could persuade one to travel in a circle - it would never overtake itself? John -- John Lewis, jlewis@clara.net on 15/01/2003