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Hi, I'm stuck on a question totally for a future exam and was wondering if anybody can help me out with this please. Thaks very much in advance. Chris ---------------------------------------------- a...
if i was out in space wearing only a space suit and decided to return to the earth's surface without the aid of a space shuttle or re-entry capsule, what speed what i have to be going not to burn up...
Scientists are asking the public to identify a million galaxies. Apparently the human eye is better than computers for this job and astronomers say it would take them years to do this, so that's why...
I'm interested in the difference between the way scientists and artists view the world. Are the two exclusive? Where are the overlaps? Do the big discoveries come from an integration of the...
I think I understand this Once upon a ' time ' there was nothing , then there was the big bang and the universe was created . Some time later the first stars were formed and we are now seeing the...
I'm sure I heard something about scientists finding a new planet and were thinking about dumping Pluto as it's tiny and counting this new planet instead - was that real or did I make it up?
Mars has an atmosphere (a thin one) and polar ice caps. With scientific engineering, we could begin to grow plants there. Think of the benefits to Earth's forests if we could grow and harvest forests...
A friends Father has very slight heart murmours of which the doctors want to insert a pacemaker. He does not want it as he is concerned with the battery having to be replaced every x number of years....
A couple of months ago we were walking home in the early hours. The sky was perfectly clear, no clouds and all stars visible. There was a small flash in a part of the night sky. It can't have been...
Wad you think on this, my personal oppinion is that it is probbably impossible with all the millions and millions of stars out there (sam tyler, mean gene hunt etc ) and all the trillions and...