How astronauts are selected for space travel
By: Carolyn Noblett
Blasting off into space has been romanticized over the years with entertaining movies and television shows, but the danger involved does not stop humankind from pushing farther than ever before. Children and adults from around the world dream of becoming an astronaut and many see...
An overview on the types of jobs astronauts perform in space
By: Mona Gallagher
It was an exciting time in America. The manned space program was in full throttle when the first orbital flight was made by John Glenn in 1962 in a space capsule barely large enough to seat one person. Today, large crews and spacious craft like...
By: Susan Klatz Beal
Although many American scientists and engineers had been interested in rocket science for some time, there was a significant increase in this interest that began at the end of World War II. In 1946, after his surrender to the United States, Werner Von Braun and...
How astronauts manage bodily functions in space
By: Mona Gallagher
Astronauts spend long weeks working in spacecraft, going on space walks, and generally living with everyday bodily functions during space travel. While earthbound humans take these things for granted, they offer special constraints in cramped quarters with modified facilities. How do astronauts manage bodily functions...
A look at the exercise regimen of an astronaut in space
By: Susan Klatz Beal
There is nothing that astronauts can do in space that is as important as their workout regime. It is so important that astronauts on the International Space Station are required to work out for at least two hours every day. The force of microgravity (or...
By: Bridget Webber
Exercise is an important part of life in space for astronauts. It can leave them in good condition so that they stand the best possible chance of dealing with difficult situations quickly and with ease, while ensuring they are fit enough to cope well when...
By: Bridget Webber
Without water missions into space would be extremely short. We all need this simple commodity to live, and astronauts are no exception to the rule. As exploration missions involve longer time periods in space now than ever before, a constant supply of water is needed...
By: Susan Klatz Beal
Astronauts who go up into space have to adapt to a lot more than a life of weightless, eating freeze dried food, sleeping in sleeping bags that float in space and many other things. It seems pretty clear, however, that the most difficult things to...
By: Alison Bowler
Ununquadium Symbol: Uuq Atomic Number: 114 Atomic Mass: 289 amu (atomic mass units) Melting Point: Unknown Boiling Point: Unknown Number of Protons: 114 Number of Electrons: 114 Number of Neutrons: 175 Classification: Metallic Man made Crystal Structure: Unknown Density @ 293 K: Unknown Color: Unknown...
How energy is created from heat
By: Gary C. Gibson
Since the beginning second of the Universe when matter and anti-matter cancelled each other out leaving a fractional surplus of matter, energy hasn't been created here-it simply changes form into matter and vice versa. Because near massless photons are a kind of building block...

 

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