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Systems that recycle 'greywater' from sinks, showers, and laundry aren't new, but since it's difficult to fully purify used water, it often ends up just being used to water plants in the backyard. This shower is different: the same water can be used for washing up to 50 times in a row.

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If We're Bombing Libya, Why Aren't We Bombing Bahrain?

A number of other countries are currently engaged in conflicts that meet Obama's criterion for American intervention. What's keeping us out of them?


In President Obama’s speech on Libya on Monday, he laid out a list of requirements for involvement in foreign matters in which the United States is “not directly threatened, but our interests and values are.” According to his criteria, the U.S. must intervene in nations where:

1. There is a grassroots democratic movement

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