Would you subject yourself to a year of a sleep-deprived, cold, wet, fresh-food-less existence? This guy did.
Here is a rare glimpse into the mind of an astronaut.
Here's a sneak peek into the mind of a rocket scientist from our new book.
After the 50th anniversary of his three-orbit flight around Earth, true adventurer Scott Carpenter told us what he was thinking.
100 years ago today, the Titanic sank. Jim Clash talks to the man who accidentally found it more than 70 years later.
The legendary astronaut talked to us about the space race.
This record-holder made it to the peak 21 times.
Garrett McNamara would know. He revealed what he was feeling when he broke the world record.
The legendary fighter died last night. Earlier this year, he told us about his epic, history-making matches with Muhammad Ali.
John Carlos caused an uproar with one loaded gesture at the 1968 Olympics. It changed his life forever.
We spoke to Wheldon right after he won the Indy 500 in June - and he gave us words to remember.
Racing legend Mario Andretti about how he got to the top of the racing game - and about why he left Formula 1.
Meet the epitome of a clutch player. Vancouver and Boston - take note.
Alan Bean talks UFOs, and tells us why he's happy Buzz Aldrin punched a doubter.
Archie Griffin talked to us about the state of the game today - and how much it hurts to play it.
In 1968, Tommie Smith was one of the fastest men in the world. But that wasn't what made him famous.
Ten years ago, Dennis Tito ended his $20 million space voyage. He told us about his wild ride.
Who needs NASA? Brian Binnie became an astronaut without government aid. Thanks to him, you can, too.
What do you do in the wake of a wave that's the equivalent of 5 stories? If you're Ken Bradshaw, you surf it.
The news that he'd won the Nobel Prize for unlocking the secret of the atom caught Frank Wilczek with his pants down - literally.
Can a man make a living as a mountaineer? Jim Clash asked the first American to climb the world's 14 highest peaks without bottled oxygen.
"I really don't like being scared." With 100 hair-raising records to his name - climbing, flying, driving - Steve Fossett sure had us fooled.
Going supersonic in a plane is kid's stuff. Going supersonic on land is a Herculean task - and Andy Green did it first.
Jim Clash has spent years interviewing fearless men like John Glenn and Jackie Stewart. He reveals the shared traits that gave them all "The Right Stuff."
If you raced Formula 1 in the '60s, you "stood a 2-in-3 chance of dying." Jackie Stewart explained to Jim Clash how he survived.
Richard Branson tried - and failed. Steve Fossett tried - and failed. Brian Jones talks about what it took to break aviation's last record.
Before any man had been to space, Joe Kittinger flew to the edge of it in a balloon - and then jumped out. Jim Clash has his story.
Dick Bass - the first climber to conquer the Seven Summits - single-handedly sparked an adventure-travel revolution. Jim Clash met him.
"We didn’t know if we could break the sound barrier, but it was our duty to try."
"We threw out a plum to those men and women who followed, many far more capable, and they reeled in a lemon."