- Why are there only two sexes?
Does it go back to mitochondria? - Our Moral Footprint
Vaclav Havel calls for new thought and action on climate change. - A Short Course in Thinking About Thinking
Take a master class with Daniel Kahneman. (via Vaughan) - Japanese Create "See-Through" Frogs
That's convenient for the researchers...less convenient for the frogs. - Fighting Giraffes - Excellent Footage
They always seemed like such peaceful animals. (via boing boing)
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