SciTech Now: Episode 315
Testing the top virtual assistants. Plus, scientists at Penn State are joining forces to fight childhood obesity.
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Penn State scientists are studying turf to improve performance and keep athletes safe. Science Friday looks at a desert phenomenon in Death Valley; how technology and new voting apps are impacting our journey to the polls; how studying craters left by meteors and asteroids can help us understand what killed the dinosaurs; and more!

In this episode of SciTech Now, we visit a Penn State lab that’s working on making batteries last longer, especially for electric vehicles. Also, discover the field of biomedical gerontology in a Google chat with Aubrey de Grey, who’s on a crusade against aging.

On this episode, learn how our bones have changed over human history as our lifestyles became less physically demanding. Also, white pelicans are finding their way to western Washington due to climate change. And learning STEM with Cyberchase.








