More and more people are living longer lives thanks to modern technology and medicine. But what does that mean for our mental health and making sure we’re living better as well as longer? Stanford University Center on Longevity founding director Laura Carstensen digs into how the milestones of life should be reworked, and tells WSJ’s Danny Lewis how society can adapt and plan for the 100-year lifespan to become common.

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Further reading:

The Keys to Aging at Home? Frank Conversations and Financial Planning 

Outliving Your Peers Is Now a Competitive Sport 

Star Scientist’s Claim of ‘Reverse Aging’ Draws Hail of Criticism 

The Secret to Living to 100? It’s Not Good Habits 

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What makes your house a home? For starters, it’s spending time there, relaxing, cooking and watching TV. These days, that means lots of subscriptions, which also means lots of money. In fact, Americans spend billions of dollars on subscriptions they’ve actually forgotten about. On the Science of Success, WSJ’s Ben Cohen looks at the booming subscription business and ways to help you get that spending in check.

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Further reading: 

The Real Reason You’re Paying for So Many Subscriptions 

Americans Are Canceling More of Their Streaming Services 

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Whether you’re sprucing up a kitchen or gutting a house, home renovations can be stressful, complicated and expensive. But new tools using artificial intelligence are trying to take some of the struggle out of the process by helping homeowners envision their dream home and communicate with architects and contractors. WSJ real estate, architecture and design reporter Nancy Keates joins host Danny Lewis to talk about how AI is making inroads into home renovations.

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Further reading:

Stressing Over Your Next Home Renovation Project? Let AI Handle It. 

The Big Risk for the Market: Becoming an AI Echo Chamber 

United Arab Emirates Fund in Talks to Invest in OpenAI 

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What if you had a robot that could take care of your household chores, from doing laundry to making dinner? When the Roomba came out over 20 years ago, it seemed like other autonomous robots for the home were not far off. But no other home robot has yet become a household name. WSJ’s Charlotte Gartenberg speaks with Charlie Kemp, co-founder and chief technology officer of Hello Robot, about his company's dexterous robot called Stretch 3.They also talk about the technological hurdles we’ll have to overcome before truly helpful robots move into our homes.

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Further reading: 

Elon Musk Says Tesla to Use Humanoid Robots Next Year 

AI Startup Making Humanoid Robots Raises $675 Million With Bezos, Nvidia in Funding Round 

Companies Brought in Robots. Now They Need Human ‘Robot Wranglers.’

Rise of the Restaurant Robots: Chipotle, Sweetgreen and Others Bet on Automation  

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The amount of electricity generated by solar panels has surged over the last decade. But while rooftop solar panels are more common than ever, the balance of solar-power generation has shifted from power systems on individual homes to large-scale commercial arrays used by utilities. WSJ’s Danny Lewis sits down with energy and climate reporter Phred Dvorak and Pvilion CEO Colin Touhey to talk about the future of home solar, and the new role it might play in the power grid.

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Further reading:

The Home-Solar Boom Gets a ‘Gut Punch’

The Solar Breakthrough That Could Help the U.S. Compete With China 

Why Californians Have Some of the Highest Power Bills in the U.S.

Coming Soon for Homeowners: Solar Panels That Actually Look Attractive 

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Seaweed has lots of practical applications. We use it as fertilizer, incorporate it into face creams and packaging as a plastic alternative, and we eat it. Very little of the seaweed used worldwide is grown in the U.S., which some proponents and regulators are looking to change because seaweed has been shown to have some positive effects on ecosystems. Maine-based Atlantic Sea Farms is one company looking to increase the amount of seaweed grown in U.S. waters. WSJ’s Alex Ossola speaks with Atlantic Sea Farms CEO Briana Warner about how her company is making that happen, and what it will take for seaweed aquaculture to truly scale in the U.S.

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Further reading: 

A Seaweed Crop Finds a Spot in Maine Waters 

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It seems like every airline has a different way of boarding a plane. But which way works best? Astrophysicist Jason Steffen has spent his career trying to crack the deepest mysteries of the universe, and 15 years ago he discovered and published what he says is the optimal boarding strategy. So why aren’t all commercial airlines using it? On the Science of Success, WSJ’s Ben Cohen looks at what goes into planning the most efficient boarding process and what airlines are doing to help customers have a smooth entry to their flights. 

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Further reading:

The Astrophysicist Who Has a Better Way to Board Airplanes 

Southwest Airlines Is Ditching Open Seating on Flights 

Southwest Fans Wonder if the Airline Has Changed Forever 

It Can’t Be This Hard to Board a Plane 

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The Pokémon videogame series has always been about traveling the world. But eight years after the launch of the mobile-phone game Pokémon Go, some players are taking that to extremes by using the game as a tool to plan their real-life travels. Salvador Rodriguez joins host Danny Lewis to talk about the people circling the globe in order to catch and trade the digital monsters.

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Further reading:

The Adults Who Book Vacations Based on…. Pokémon? 

Science of Success: The Mind at Work Behind an Iconic Song 

How Pokémon Became a Monster Hit 

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The Concorde has long been retired, but future skies may be filled with aircraft that can go even faster, criss-crossing the world in a matter of hours. Hypersonic engines that are being developed for military and government applications, like defense, drones and missiles, could one day propel future planes much faster than conventional engines for less money. Host Danny Lewis looks at the technical and business obstacles, and finds out what it would take to make hypersonic air travel a reality. 

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Further reading:

Silicon Valley’s Next Mission: Help the U.S. Catch China and Russia in Hypersonic Weapons 

How Hypersonic Flight Could Transform Transatlantic Flights 

Hypersonic Missiles Are Game-Changers, and America Doesn’t Have Them 

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From flights to hotels to entire itineraries, AI tools like OpenAI’s ChatGPT and Google’s Gemini Advanced can help you plan your next vacation. In fact, more than 30% of “active leisure travelers” have used artificial intelligence for travel planning, according to MMGY global, a travel marketing agency. But how soon might these bots go from travel planning tool to travel planning agent? WSJ’s Charlotte Gartenberg speaks with Google’s Amar Subramanya, vice president of engineering for Gemini experiences, about the future of using AI for travel planning.

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Further reading: 

How Well Can AI Plan Your Next Trip? We Tested Gemini and ChatGPT 

Don’t Trust an AI Chatbot With All Your Travel Plans Just Yet 

AI Apps For Travel 

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What makes for a luxury strawberry? Is it the taste? Texture? Color? Around five years ago, berry company Driscoll’s released a new, premium line of berries with a higher price tag. Some consumers are shelling out almost 70% more to get their hands on this fancy fruit. But what are the qualities of a premium berry? On this Science of Success, we delve into the food science behind breeding and selling Driscoll’s Sweetest Batch, from creating more objective benchmarks for the highly subjective experience of taste to how the company works with supertasters and sensory analysts to create the best possible berry.

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Further reading:

Why America’s Berries Have Never Tasted So Good 

How Designer Fruit Is Taking Over the Grocery Store 

Trying to Breed Better Fruit 

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