Weightlessness affects how our cells develop and divide.
MarcelClemens/Shutterstock
Avoid while pregnant or trying to conceive: smoking, drinking, space travel.
Steve Gale (pilot) and Gail Iles (right) next to the Marchetti jet.
Kieran Blair
A freefalling ‘parabolic flight’ launched from Essendon airport is a leap for home-grown space science in Australia.
Toilets in space are a bit more complicated than those on Earth.
Don DeBold via Wikipedia
Going to the bathroom is much more complicated in space without any gravity. To solve this problem of tricky orbital potty breaks, NASA builds special toilets that work without gravity.
People in a special airplane flight get to float like there is no gravity – just like astronauts.
Steven Collicott
How do people in a special airplane flight get to float like there is no gravity – just like astronauts? An aerospace engineer explains.
Image courtesy of author
The constant pressure of gravity affects our thoughts and perception, but it’s so constant we haven’t noticed – until now.
Experiments performed in microgravity – like this one in the International Space Station by astronaut Samantha Cristoforetti – can give us data not able to be gathered on Earth.
NASA
On Earth the flame from a struck match looks like an inverted teardrop shape and is orange. In microgravity, that same flame is spherical and blue. Heat transfer is different with minimal gravity.
Canadian Space Agency astronaut Chris Hadfield on the International Space Station in 2012.
NASA
New research has uncovered exactly what happens to the brain when astronauts are in space.