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To The Best Of Our Knowledge

Simon Wilde is one of the scientists who found a tiny, four billion year old zircon in Australia. He brought it to his colleague Joe Skullan at the University of Wisconsin and they established that it’s the oldest object on earth...

To The Best Of Our Knowledge

Suprabha Beckjord runs as a spiritual practice. She's a follower of Sri Chinmoy, who believed athletics could enhance spiritual enlightenment. So he set up various weightlifting, swimming, and distance running events. His most famous - and most grueling - is the annual Sri Chinmoy Self-Transcendence 3100 Mile Race. The race, which exceeds the distance from Boston to Los Angeles, takes place around a half- mile loop in Queens, New York. Suprabha Beckjord ran those 3100 miles for 13 years in a row. Her fastest race was 49 days and 14 hours, an average or more than 63 miles a day. Rehman Tungekar talks with her.

To The Best Of Our Knowledge

Sara Lorimer tells Jim Fleming about the Chinese woman who ran an empire of six fleets and eighty thousand pirates, and the Irish pirate who gave birth during a battle.

To The Best Of Our Knowledge

Crazy Horse was the greatest Indian warrior of the 19th century, much more than just the victor over George Armstrong Custer at Little Bighorn.

To The Best Of Our Knowledge

Tariq Ali tells Steve Paulson why many other countries view the actions of the American government as arrogant and imperialistic.

To The Best Of Our Knowledge

Tony Horwitz sailed aboard a replica of Captain James Cook’s “Endeavor” and wrote “Blue Latitudes: Boldly Going Where Captain Cook has Gone Before.”

To The Best Of Our Knowledge

What other sensory phenomena are out there, waiting to be discovered? A growing online community is watching and making videos to trigger a particular set of tingling sensations, and the calm euphoria that often follows them. Here's part of the story of ASMR. Who knows, maybe you have it too?

Hear Stephanie talk about having ASMR or listen in on Ilse's conversation about her experience with ASMR, and the book she's working on.

To The Best Of Our Knowledge

What would it be like to walk on Mars?  Nature writer Craig Childs thinks it would be like trekking in some of Earth's most forbidding environments - deserts and Arctic ice fields.

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