excretion

11.22.09

Space Station Astronauts Toast ISS Kitchen Upgrades With Their Own Urine

A taste of humanity's future

By Adam Hadhazy Posted 05.21.2009 at 2:19 pm 2 Comments

There's nothing like washing down some freeze-dried space grub with a gulp of what you and your crewmates excreted just days prior. NASA announced yesterday that the recently installed urine and sweat recycling system on the International Space Station (ISS) has begun to churn out good, potable water, fit for consumption in orbit and terrestrially (though don't expect it to compete with Evian). To celebrate, ISS crewmembers and NASA folk on Earth raised a toast Wednesday and took a drink.

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READ MORE ABOUT > excretion, international space station, nasa, recycling, space exploration, space news, space stations, urine, waste

Sex, Hygiene, and Gardening

Plus: the Internet over lasers

By M. Farbman Posted 03.20.2009 at 12:21 pm 0 Comments

George Michael isn't the only one who can bring together toilets and sex appeal. Some countries are using flashy ads and celebrities to promote sanitation and raise awareness of diseases.

Also in today's links: oily hair, oil use by the military in Iraq, and more.

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READ MORE ABOUT > celebrities, excretion, fuel efficiency, hair, links, military news, missing links, sex, urine, volcanoes

FYI Live: You're The Expert

Today, we discuss the mysteries of bodily functions

By PopSci Staff Posted 08.01.2008 at 11:20 am 3 Comments

We know why the sky is blue, but reader "wondering..." wonders: "why is our urine always white or yellow? even after we drink orange juice or cola our urine is always white or yellow."

Thought-provoking, no? Have your say in the comments.

Submit your science and technology questions to fyi@popsci.com.

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READ MORE ABOUT > color, digestion, excretion, fyi live, urine