We're continuing this week with some of our favorite past segments related to science and technology. Nature versus nurture is one of the oldest debates there is. But the answer might actually be neither. That’s because researchers at Northwestern have found experiencing poverty actually has an effect on your DNA. Plus, figuring out what’s true or false online can be tricky for everyone, but it turns out, older Americans are especially vulnerable to misinformation on social media. Also, in a world of never ending buzzing and alerts, research suggests that in order to get the full benefits of nature, you have to leave your devices at home.

Using PBS LearningMedia, some simple household supplies and students' willingness to donate their cheek cells, science teachers can easily add this DNA-extracting activity to their classroom experiments.