Recent content by dubau2

I know that there are many different subscriptions on how the universe will end, and I have a question. If the universe is expanding and is increasing in expansion than theroreticly it may fall in on it's self... That much I understand. (I am only referring to this theroy, because it...

Thank you marcus I went to that site and really learned a lot

Thats one of those questions that mess you up in the head for a couple of hours at least. One person can say that it is irrelevant because space-time didn't even exist before the big-bang. Another will say, "what existed before the big bang?' The truth is that we can speculate all we want...

thank you mgb phys that was exactly what I was looking for

Would an exposion created by 50 Mt of TnT look any different than a 50Mt nuclear explosion? Would there be any difference than radiation?

This is hypothetical because I know that we do not have the ability to create or store antimatter. The tsar Bomb had a yeild of 50 megatons is it true that a bomb made of 1 kg of antimatter and 1kg of matter could yeild around the same (42 Mt)? If this could be achieved would this be...

I wonder if anyone could help me with this. What would be the rate of decline be for a meteor travleing 32,000 mph 39 degrees that weighs 1 million tons and is 80 x 100 m. And if possable what would the force of it's impact be? I am preety bad at math so I need a little help. I'm not sure...