Hearst Television's National Investigative Unit is learning more about a substance, not considered an opioid, being mixed ...

The world’s largest agricultural boom is transforming a vast savanna of hidden wonders. Here’s what happens when progress ...

Growing up with a heart disease, Ashley Pecora never knew what her life was going to look like—until two years ago when she ...

Newborns with heart complications can rely on their newly developed immune systems to regenerate cardiac tissues, but adults aren't so lucky. After a heart attack, most adults struggle to regenerate ...

After 16 months of excruciating uncertainty, Idit Ohel finally received word this week that her 24-year-old son, a hostage in ...