Kit Harrington plays Jon Snow, who researchers found is one of the most important characters in Game of Thrones.
Helen Sloan/Courtesy of HBO
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Network science: it can be used both to stop terrorists and predict television plotlines. Keith Devlin explains how it can be used to figure out the most important character in Game of Thrones.
Inky the octopus swimming in a tank at the National Aquarium of New Zealand in Napier, New Zealand, before his escape.
The National Aquarium of New Zealand via AP
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Kit Harrington plays Jon Snow, who researchers found is one of the most important characters in Game of Thrones.
Helen Sloan/Courtesy of HBO
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Natural gas is flared off at a plant outside of the town of Cuero, Texas. The Clean Power Plan reinforces the state's trend away from coal, due to Texas-based companies that are big on cheaper, cleaner natural gas.
Spencer Platt/Getty Images
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Rachelle Ianelli (left) and Austin Jacobs (middle) both archaeological students from University of Florida, together with Florida Public Archaeology Network representative Rachael Kangas, excavate a section at "Garden Patch," a settlement populated after rising seas forced people to leave Bird Island.
Neill Wallis/University of Florida
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