How Things Work
From something as small and complex as a chromosome to something as seemingly simple as the weather, sex determination systems vary significantly across the animal kingdom. Biologist and teacher Aaron Reedy shows us the amazing differences between species when it comes to determination of gender.
Since 1845, Americans have been voting on Tuesdays – but why? In this humorous talk, Jacob Soboroff shares the history of Election Day and shows how voting on a Tuesday affects voter turnout.
Different species often depend on one another. David Gonzales describes the remarkable relationship of the Clark’s nutcracker and the whitebark pine, to illustrate the interdependency known as symbiosis.
In our increasingly globalized world, a single infected person can board a plane and spread a virus across continents. Mark Honigsbaum describes the history of pandemics and how that knowledge can help halt future outbreaks.
From robots to braces to the Mars Rover, see how a special kind of metal called shape memory alloys advance technology in everyday ways that we don’t always realize.