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How many holes are there in a drinking straw?
Tim Harford talks to Jordan Ellenberg, professor of mathematics at the University of Wisconsin at Madison, about the pandemic, geometry and drinking straws.
(multi-coloured straws/Getty images)
Unlock the history and truth behind the data with The OU
Explore how numbers shape, and sometimes mislead us, with The Open University.
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Tim Harford explains the numbers and statistics used in everyday life.
