Recent content by idiotphysics

1. So is it fair to say that to a spectator (stationary) it would appear as if Bolt was running through an invisible sticky syrup or slow motion? 2. I read somewhere that for the runner (in this case Bolt) it would seem as if he was standing still (at reast) and if he looked at the crowd -...

Help me out please. I need a definitive comment for a book I'm writing. Hypothetically - if Usain Bolt were to approach (c) in a 100m sprint - his mass would become infinite right? basic E=Mc2. At inifinite mass - space-time would warp (correct?). And light would bend (right?) Can I say...