| Time in Seconds | |
|---|---|
| Lifetime of the proton(predicted) | 1 X 1039 |
| Age of the universe | 5 X 1017 |
| Age of the Great pyramid | 1 X 1011 |
| Human Life Expectancy | 2 X 109 |
| Length of a day | 9 X 104 |
| Time between heartbeats(human) | 8 X 10-1 |
| Lifetime of the muon | 2 X 10-6 |
| Shortest lab light pulse | 6 X 10-15 |
| Lifetime of most unstable particle | 1 X 10-23 |
| The Planck time | 1 X 10-43 |
This page designed and maintained by
thomas l. gibson