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question 17: what issue is the most crucial for our survival on earth?

It's easy to be overwhelmed by a feeling of impotence. But even when we see that many important graphs are pointing in horribly wrong directions, there are still some bright spots. What must we do to help the Earth take a turn for the better?  Read more

question 33: are you keeping up with your nano clock?

The nano clock – sounds like science fiction? In fact, both you and I have always been controlled by nano clocks. The world's smallest clock is actually also the world's oldest. All organisms that depend on sunlight also need something to measure time...  Read more