Researchers launched blood stem cells into space aboard a SpaceX Falcon 9 rocket.

Here are this year's most fascinating discoveries, from deep space to agriculture to mental health and gender identity.

Campbell Leaper, a UC Santa Cruz-based developmental and social psychologist with decades of experience studying gender issues, shares insights and gift-giving tips to help children benefit from a broad range of holiday toys.

Try purple sweet potatoes instead of your typical sweet potato and you'll have an Instagram-worthy dessert that is as healthy as it is beautiful.

While many of us are reducing our exposure to wildfire smoke by staying inside, keeping windows closed and running air filtration systems on smoky days, data remains limited on how well these efforts are paying off.

When given the choice between a free meal and performing a task for a meal, cats would prefer the meal that doesn’t require much effort.

From art to religion to land use, much of what is deemed valuable in the United States was shaped centuries ago by the white male perspective. Fish, it turns out, are no exception.