they use computers that can track astroids and other major objects in there way
Edenpure heaters use infrared heating to heat a space. This allows the unit to heat a small confined space or a very large open space based on the size of the machine.
Wave technology
the type of technology they used is axes bows spears and other stuff.
Physology
They now use technology to send astronauts to outer space & the Earth.
Yes, we do have technology to travel to space.
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The computer
for human space flight they use the Space shuttle.
because when there in space they could use the suns energy to produce electricity for there space shuttle.
Technology like every other 1st world country.