Welcome along to your weekly trip around the solar system! Dr Lisa Yon from the University of Nottingham is telling us all about a brand new app being used by elephant enclosures to help their keepers understand how they're feeling and what their health is like. Broken trunk? There's an app for that! 
In science news, Harrison Ford has yet ANOTHER animal named after him! First an ant and then a snake, Harrison is now the namesake of a new species of snake in Peru. We also set out to answer some of your questions, like why are yawns contagious? You better not be yawning listening to this! 
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