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Air Date: Wed, Apr 25, 2018 9:00 PM
With an emphasis on provocative and unanswered questions, this series follows researchers on the winding paths of uncertainty and the unknown — and from the mysteries of astrophysics to the technologies that could rival or surpass the abilities of the human mind.
Air Date: Wed, Apr 22, 2015 8:00 PM
For some animals, living in the midst of huge colonies of their own kind is the most secure and rewarding housing arrangement. Icelandic puffins form nesting colonies of more than a million, providing shared information about food sources and reducing the odds of attacks on individual birds. But colonies are useful for predators, too.
Air Date: Wed, Apr 8, 2015 8:00 PM
Bird nests come in all shapes and sizes, crafted from a diversity of materials, including fur, grasses, leaves, mosses, sticks and twigs, bones, wool, mud and spider silk. Quite a few contain man-made materials – twine, bits of wire, even plastic bags.