Millions of orchids grow on former mine site in upstate NY

Millions of orchids are now growing in a hundred-acre wetland in the Adirondack Park that developed on waste from a vast open-pit iron mine, a transformation scientists say is most impressive because it happened naturally.

Olympics: Science in the starting blocks

Faster, Higher, Stronger: Scientists, too, are doing their bit to make the Olympic motto real. Here are some potentially performance-boosting discoveries, just in time for the Rio Games:

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