Meet Chris Nikic, the first person with Down syndrome to conquer an Ironman triathlon, one of the world's toughest athletic competitions.
Thirty years ago, U.S. lawmakers passed a key law protecting people who have disabilities from discrimination.
As the U.S. expanded west into Native American lands, a young Paiute girl became a champion for her people.
Skills Sheets (7)
Why is the Marine Corps the only branch of the U.S. military that trains male and female recruits separately?
Skills Sheets (6)
A unique political and economic partnership encourages peace and stability across the continent of Europe.
Should treasure hunters who find shipwrecks be allowed to keep what they find? Or should it go to museums?
In honor of Women’s History Month, get inspired by words of wisdom from some noteworthy women.
Researchers find evidence suggesting that some hunters in prehistoric times were female.
A new study shows that kangaroos can communicate with humans—including asking for help.
This year marks the 50th anniversary of the 26th Amendment, which lowered the U.S. voting age from 21 to 18.
A new animatronic robot with a humanlike gaze is programmed to respond to humans in lifelike ways.
An engineer describes a mission to land on and study an asteroid 200 million miles from Earth.