A 50-cent microscope that folds like origami
How wolves change rivers
African aircraft test flight.
Biodiesel: The afterlife of oil
Kid invents sandless sandbags for disaster relief
Should we eat bugs?
Bill Nye dispels poverty myths.
One of the most brutal work environments on earth (DOC)
Plastic objects photographed to look like sea creatures
How to pronounce words in South African Xhosa language
The world's scariest footpath leads to something that you do not expect
Environmental sculptures evoke cycles of Nature
Scientist David Suzuki makes an analogy about our planet that's pretty terrifying
A building that eats smog?
Spherical solar energy generator
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