Megan McArthur Behnken is an American oceanographer, engineer, NASA astronaut, and the last person to be hands-on with the Hubble Space Telescope via the Canadarm. Throughout her career, Megan has served as a Capsule Communicator for both the Space Shuttl

Theres no such thing as bad weather, only poor equipment.You have, no doubt, heard this adage. I have lived the truth of it many, many times in my life as an explorer. One of the strangest of such experiences happened in 1974. It all started with me v

Alastair Humphreys is an adventurer, author, and keynote speaker. Alastair was named a National Geographic Adventurer of the Year for his pioneering work on micro-adventures. This concept encourages people to go outside their comfort zone and have cheap,

In the past 100 episodes of the Kathy Sullivan Explores podcast, Ive explored rich and diverse life lessons from people of varying ages, ethnic backgrounds, and fields of endeavor. It has truly been a joy to explore people's livesfrom their childhoods a

Helen Scales is a British marine biologist, writer, and broadcaster. Her passion for underwater exploration started when she learned to scuba dive as part of the Duke of Edinburghs Award program. She has worked with the World Wide Fund for Nature, TRAFFI

In October 1984, I became the first American woman to walk in space. But, before this became possible, I had to face and overcome a hurdle that presented itself the moment I was given the assignment: NASA’s medical research team saw a problem that not onl

Robert Trevino serves as the Deputy Project Manager of the EVA Technology Development Project at NASA. He is a long time friend and the colleague I worked with on the Hubble Space Telescope before it was taken into orbit. He attended the University of Tex

Have you ever been curious about how islands are formed?Whenever we look at typical maps like the ones on Google or in atlases, we assume that islands are simply land masses separated by some body of water. But, when you consider their geological underpi

Elizabeth Blount McCormick is the owner and President of UNIGLOBE Travel Designers, an award-winning full-service travel management company that specializes in corporate and leisure travel. Alongside the UNIGLOBE team, Elizabeth designs, coordinates, and