A Spacecraft For the Future
DARPA (Defense Advanced Research Projects Agency) recently issued an RFI to support a project to last at least 100 years concerning building …
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Add Salt As Required: The Recipe For Fresh Water (New Scientist)
One of the keys for the survival of the over-stocked human population is potable water. Without that, the rest is academic. On …
Read more...26 Places to Find Free Multimedia for Your Blog
Places like these are a godsend when you run out of time to do it yourself. I’ve used many of these from …
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