In this week’s episode: Public health and President Trump, plus a survey that's shedding new light on gun ownership in America.

In this week’s episode: A new report is calling for more research into both the positive and negative health effects of marijuana.

In this week’s episode: We examine efforts to repeal and replace the Affordable Care Act, and explore how dismantling the law would affect the health of Americans who rely on it for insurance.

In this week's episode: The psychology behind charitable giving. We take a look at the mistakes we often make when considering where to donate our money.

In this week’s episode: The health benefits of optimism, plus strategies to improve your psychological wellbeing.

In this week’s episode: The link between our genes and disease risk. A new study is shedding light on how genetic mutations may increase our risk of a range of diseases—from cancer to heart conditions.

In this week’s episode: As more states legalize recreational use of marijuana, we examine the potential public health benefits and concerns, plus the growing body of evidence about the negative health effects of synthetic chemicals known as phthalates.

In this week’s episode: The science of Thanksgiving. Guy Crosby explains how you can use food science to cook the perfect holiday meal, plus he shares recipes for simple, delicious, and healthy side dishes.

In this week's episode: It may be hard to have a truly healthy Thanksgiving, but we have some tips to make your holiday feast more environmentally friendly.

In this week's episode: How Donald Trump's victory will likely affect health care in America, plus how researchers are mining smartphone data to improve health.