Getting Micro: The Deal With Stem Cells
Stem cells represent an exciting scientific frontier, but they're also capable of producing some scary results.
Science
WATCH: The Science Behind Why Some Bullets Are More Destructive Than Others
How much damage a bullet does when fired at the human body hinges on physics. Our latest "Let's Talk" video shows and explains why certain types of ammunition cause greater havoc than others.
Wildfires More Common in Western U.S.
A century's worth of fire suppression in forests, drought and heat from climate change, and the "suburbanization" of the woods mean that fires like the Carr Fire in Redding, Calif., are the new norm.
After Calf's Death, Orca Mother Carries It For Days In 'Tragic Tour Of Grief'
What began as a moment of joy ended in tragedy when the infant died last week. Since then its mother has refused to let go, holding her child tightly in what experts call a moving expression of grief.
Grieving Mother Orca Carries Dead Calf For More Than A Week, Over Hundreds Of Miles
The calf was the first to be born in the endangered pod of Pacific Northwest killer whales in three years.
WATCH: Building A Probe That Will Survive A Trip To The Sun
The sun is responsible for all life on Earth, but we still have a lot to learn about it. So this summer, NASA is sending the Parker Solar Probe closer to the sun than we have ever been before.
Heading May Be Riskier For Female Soccer Players Than Males
Females are more likely than males to suffer measurable impact on their brains as a result of heading the ball during soccer.
HHS Inspector General's Report Finds Flaws And Fraud In U.S. Hospice Care
Medicare pays more than $16 billion a year for hospice services. But a new report from the Department of Health and Human Services says hospice patients don't always get the care they're promised.
For Many College Students, Hunger 'Makes It Hard To Focus'
With rising school costs, as many as half of U.S. college students are feeling so stretched financially that they either aren't getting enough to eat or they're worried about it, studies find.
San Francisco Is Poised To Ban Plastic Straws. That's Got Bubble Tea Shops Worried
Over 200 city shops sell the drink, also known as boba tea, which features large tapioca balls meant to be sucked through a straw. Boba shops say paper straws are much pricier and don't work as well.