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Curiosity Daily Podcast: How to Like Bitter Flavors, Airplane Ticket Price Factors, and the Physics-Challenging Hubble Constant

Learn about how the universe’s rate of expansion could change our understanding of physics; how the saliva in your body changes to enjoy bitter flavors; and the biggest factors that determine how much you pay for a flight, along with some tips on finding the cheapest airplane tickets.

November 20, 2018

Episode Show Notes:

In this podcast, Cody Gough and Ashley Hamer discuss the following stories from Curiosity.com to help you get smarter and learn something new in just a few minutes:

Please tell us about yourself and help us improve the show by taking our listener survey! https://www.surveymonkey.com/r/curiosity-listener-survey

If you love our show and you're interested in hearing full-length interviews, then please consider supporting us on Patreon. You'll get exclusive episodes and access to our archives as soon as you become a Patron!

Learn about these topics and more on Curiosity.com, and download our 5-star app for Android and iOS. Then, join the conversation on Facebook, Twitter, and Instagram. Plus: Amazon smart speaker users, enable our Alexa Flash Briefing to learn something new in just a few minutes every day!

See omnystudio.com/listener for privacy information.

Next Up

Curiosity Daily Podcast: Why You’re Tired After Work, Air Travel Question Answers, and a Quadrillion Tons of Diamonds

In this podcast, Cody Gough and Ashley Hamer discuss the following stories from Curiosity.com to help you get smarter and learn something new in just a few minutes:

Curiosity Daily Podcast: You’d Probably Survive A Plane Crash, Why People Still Fax, and How Spleens Can Multiply

Learn how people survive plane crashes; why and how your spleen can multiply into accessory spleens; and why people still use fax machines.

Curiosity Daily Podcast: New Algorithm Can Turn Thoughts Into Speech, Airplane Seat Belts, and the 40 Percent Rule

Learn about a breakthrough technology that can translate thought into speech; a Navy SEAL’s method for mental toughness; and why airplane seatbelts are the way that they are.

Curiosity Daily Podcast: Pee Pee Concrete, Black Diamond from Space, Electric Plane

Today, you’ll learn about an unusual proposal to use human tinkle to make buildings on Mars, a billion-year-old black diamond with an interstellar history, and what it’s going to take for airplanes to become totally electric.

Curiosity Daily Podcast: Rapamycin For Rover, H-Fueled Flight, Mind-Controlled Arms

Today, you’ll learn about how a drug that helps in human organ transplants might be able to extend the lives of man’s best friend, the airline industry's potential but difficult switch to hydrogen fuel, and how a high school student is transforming prosthetics with brain waves.

Airship Renaissance is Pushing Balloon Technology to the Limits

Airships seem like technology from a bygone era. But when a group of British scientists took to the skies above Florida in a Skyship 600, it could have been as champions of a new age in lighter-than-air transport. Drifting among the clouds, it showed there was a place for airships in the 21st century.

Air Taxis Bring Electric Flight Hype to Life in Busy Cities

City skies could be buzzing with flying taxi services by 2025 following huge investment in short-haul flight technology. Aviation startups have received billions to get electric aircraft operating above urban centers. Investors are banking on quick, sustainable short hops to fuel a flight path revolution.

Sustainable Aviation Will Reduce Jet Fuel Emissions to Zero

Zero carbon flights are the ultimate goal for an airline industry that relies heavily on fossil fuels. Aviation pumps out at least 2.5 percent of global carbon dioxide (CO2) emissions today. Sustainable aviation fuels will shrink the industry’s climate risk by 2030, but zero-emissions fuels like hydrogen are beginning to emerge.

Curiosity Daily Podcast: Introducing If/Then

What gets you curious? Virtual experiences, celestial bodies, water worlds or maybe just the tiniest mysteries inside your brain? The endlessly curious and curiously funny, Gillian Jacobs (Community, Netflix's LOVE) and Diona Reasonover (NCIS), step off set to go on tangents with real-life astronauts, astrophysicists, science artists, mathematician-types and other really smart people that investigate what seems impossible.

Curiosity Daily Podcast: The Curiosity Podcast Wraps Up with Yoga, Volcanoes, and Meditation

Learn from some of our favorite expert guests about yoga, volcanoes, meditation, and more on this special episode of the Curiosity Podcast. You'll hear from accomplished authors and academics from past episodes, in addition to a special guest you've never heard before on the show. Plus, hear about the past, present, and future of the Curiosity Podcast.