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You can never find or reach something that is moving away from you faster than you can go. The universe is expanding at an ever increasing rate. If it has a boundary of not we will never know, because the boundary is always ahead of us. Does that answer your question? Cheers!

Look up this site: http://en.wikipedia.org/wiki/Orion_%28constellation%29 Assuming that the bright stars in this constellation are around a thousand light years away, and the constellation subtends an angle of around 20 degrees as seen from Earth, you should be able to easily estimate the...

Well, strictly speaking we could do that right now. In fact, NASA has already sent 5 probes completely out of the solar system. Look up the following: http://en.wikipedia.org/wiki/Voyager_program http://en.wikipedia.org/wiki/Pioneer_10 So there is no reason why we could not design a suitable...

Then it must have travelled there in a meteorite that was ejected from earth during an impact event. Cheers!

The terms "post human" and hyperspace are unrelated. Post human relers to the state where either humans have been replaced by something supreior, or a situatoin where humans have evolved into a non-human form. We have much of the science to be able to do this now, we just don't have the...

I am not sure if science has reached a plateau, but apparently the entertainment industry has. Remember the days when entertainment was , well, entertaining? Not so nowadays, endurance is the buzzword in entertainment, as we are expected to tolerate endless crime shows and cheap reality...

There is no reason to believe that Mars ever had life let alone any kind of civilisation. Certain individuals have used excessive observational license to fancy that they see things that aren't there when they look at the topography of mars. They see "cities" when the rest of us would see...

These flashes are caused by distant lightning. There would be a large cumulonimbus aggregation many miles away. It will be down low to the horizon so will be invisible to you. When there is a large lightning flash in the cloud, the lightning illuminates mist and dust in the air for many miles...