Dr. Ed Lu is a former NASA astronaut who flew two space shuttle missions and also did a six-month tour on the International Space Station. Now Lu devotes his energies to trying to save the planet from catastrophic space dangers.

What would the "Friends" characters be doing today, 25 years after the iconic TV show began?

Scott Poore has moved in with 3-year-old terrier mix Queen at the Great Plains SPCA in Kansas. The pup has been living at the shelter for more than 400 days, or about a third of her life.

Swords drawn, dressed in full body armor, participants in the National Medieval Combat Tournament faced off like they were in the 1500s.

Is this pup too cute to be a killer? Romeo's Halloween costume suggests otherwise.

Kelvin Wiley likes bugs so much, he puts them in his mouth. The 21-year-old New Jersey native loves insects of all kinds, even letting them crawl on his face.

One of the most famous railroad stations in the world holds huge secrets.

The American Museum of Natural History on New York's Upper West Side is the largest of its kind in the world, attracting 5 million visitors a year to see its collections.

An 8-year-old boy is lucky to be alive thanks to the selflessness of a nurse. Brayden Auten was just a normal kid who loved wrestling.