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Searching for questions in category cosmology

Found 164 questions. Showing results 1 to 5.

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1.	Is there an existence of nothingness? Can what appears to be an empty container, actually be empty? Is there any possible way to have a unit of space that contains no air? No matter? Just nothing?
2.	We are not students or teachers from a school, just from life, we just have a question we want answered. What happens when you open a can of soda in space?
3.	If absolute zero is the coldest possible temperature, what is the hottest possible temperature?
4.	How do fluorescent lamps make so much light without a lot of heat?
5.	We as humans have currently done a great bit of damage to the planet Earth. As an alternative way of disposing of garbage, would shooting large sums of trash into space be all that detrimental to the planet?