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[Journey to the Stars: Reusable Rockets, Microgravity Roses, and Robot Surgeons]-[Spaced Out Pen Pal - Part 2]

Wow in the World · B1 · 2018-03-12

Preschool Enlightenment
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📋 Summary

The Evolution of Space Travel: Reusable Rockets

In this episode of Wow in the World, hosts Mindy and Guy Raz embark on an adventure to the International Space Station (ISS) to deliver a letter. Their journey highlights a pivotal shift in aerospace technology: the transition from traditional, wasteful rocket systems to reusable rockets. As Mindy explains, the traditional space shuttle program was incredibly expensive, costing roughly $1.5 billion per launch—or about $500 million per crew member. The primary issue was that these rockets were essentially "one-use machines" that were discarded after a single mission, akin to throwing away an entire car after running out of gas. Companies like SpaceX are revolutionizing this by developing rockets that can be refueled and reused, which could eventually lower the cost of space travel to as little as $10,000 per person, making the dream of space exploration more accessible.

Life in Microgravity: Scientific Experiments

Upon boarding the rocket, the duo discovers it is packed with 6,400 pounds (approximately 2,900 kilograms) of supplies, including food, medicine, and experimental equipment destined for the ISS. The conversation shifts to the unique environment of microgravity, which astronauts experience while orbiting Earth. One of the most fascinating experiments discussed is the study of how roses grow and smell in space. Scientists discovered that while flowers produced less oil in microgravity than on Earth, the oils they did create had a significantly stronger scent. NASA researchers were even able to capture this unique "scent from the stars" to develop a perfume, illustrating how space conditions can alter biological processes in surprising ways.

The Future of Medicine: Humanoid Robots

Upon arriving at the ISS, Mindy and Guy Raz meet Lulu, a humanoid robot and Guy Raz’s pen pal. Lulu is designed with a body shape similar to a human, featuring "climbing manipulators" for arms and complex "image recognition systems" for eyes. Her role on the station is critical; she is built to perform dangerous tasks, protecting human astronauts from unnecessary risk.

Beyond basic maintenance, the episode highlights the potential of telemedicine in space. Lulu serves as a robotic surgeon, allowing doctors on Earth to take remote control of her movements. This "medical technological puppetry" means that a surgeon can perform complex procedures, such as giving shots or conducting surgery, on an astronaut while being thousands of miles away—or even on a different planet. This technology represents a massive leap forward in ensuring the health and safety of crews on long-duration space missions, proving that even in the vacuum of space, robots and humans can work in tandem to solve the most complex challenges.

🎯Key Sentences

1
I guess I should have said something earlier.
2
I hope you know what you're doing.
3
Not to change the subject.
4
That's a pretty specific guess.
5
Nobody wants vanilla.
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📝Key Phrases

1
music to your ears
2
a November to remember
3
get on with the show
4
good to go
5
take a picture, it'll last longer
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📖 Transcript

Grownups, Wondery Plus subscribers can listen to Wow in the World early and ad-free right now.
Join Wondery Plus in the Wondery app or Wondery Kids Plus on Apple Podcasts.
Hey, Wowzer fans, Mindy here.
And before we start the show, I gotta let you know that this November, with a special new episode featuring our friends at Circle Round and Terrestrials on Radiolab for Kids,
And don't miss when Elmo from Sesame Street stops by Wow in the World to make us all belly laugh on November 24th.
Oh, but that's not all, Reg.

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