| Subject | From | # of followups |
|---|---|---|
| Is Time Travel is Possible? | Bernie Doeser | 1 |
| Re: Is Time Travel is Possible? | andrew stephenson | 1 |
| RE: Is Time Travel is Possible? | Bernie Doeser | 0 |
| Times arrows | David Mitchell | 0 |
| Quantum thought? | Edward Grefenstette | 1 |
| quantum thought | Patrick Butlin | 0 |
| Re: Quantum thought? | nj8 | 0 |
| Re: Quantum thought? | Keith Wilson | 1 |
| Re: Quantum thought? | A Nother | 0 |