"When you’re scared, when you feel the world is so anti-you, you might not go to see a doctor, you might not engage in preventive behaviors..."

"Ultimately, they talk about it less and blame themselves more..."

When an American president declares a national emergency, what does it mean for the country? A presidential powers scholar brings you up to speed.

Not everyone is excited to learn about their ancestry through DNA testing. Here's who's against it and why.

South Asian immigrants in the US who frequently travel to countries where tuberculosis is widespread should get tested, say researchers.

More immigrant children studying math and science in high school and college means more go into STEM careers as adults.

"Planning for migration is no simple task." There's now a better way to estimate human migration around the globe.

The youngest immigrant children—detained in so-called "tender age" shelters—may be the most vulnerable to the stress of separation from their parents.

The Secure Fence Act of 2006, which built a partial wall at the US-Mexico border, cost American workers and did little to reduce migration.