SciTech Now: Episode 309
The science behind coffee, a guide to childhood imaginary friends, and how elephant genes hold clues for cancer research — see these stories and more on this episode of SciTech Now.
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Testing the top virtual assistants. Plus, scientists at Penn State are joining forces to fight childhood obesity. Watch »
By 1867, settlers wiped out the native elk population in Pennsylvania. Today, the animal is in the midst of an amazing comeback thanks to conservation officers and the science gathered during a limited hunting season. Other stories include women in science, creating your own invisibility cloak, and virtual reality under water. Watch on the PBS App »
Take a walk in one of Pennsylvania’s most diverse habitats. The bog at Black Moshannon State park is home to three unique carnivores, and that’s just the plants. Watch »
