What would happen if a company put up so many wind turbines that they actually changed the climate on Earth? I know this sounds totally crazy, but I swear to…

Need to get from New York to Paris? Or San Diego? Chances are you’re not taking a car or a bus or a boat to go there. Instead, you’d hop…

We all want to be our best selves. But what if you could add almost anything to your body and mind? A camera here, an exoskeleton there. This is the…

We often think of stars as twinkling, harmless little points of light that fill our night sky with majesty. But stars can be dangerous too. When they come to the…

If you’re reading this, you have access to the Internet. But what would happen if the Internet suddenly went away? And what would it take to make that happen? The…

If there was a drug that meant you never had to sleep again, would you take it? Would those who didn’t need to sleep have special advantages over those who…

Over the past 85 years, antibiotics have been miracle drugs. They’ve kept infections at bay and opened up a world of medical possibilities: organ transplants, heart surgery, chemotherapy. But they’re…

This week we step onto the field and talk about contact sports. What would it take to create a future in which the most dangerous sports die out? What are…

This week’s future is a social experiment. What if Earth had a robotic overlord who decided to ban all weapons? All fights would have to be hand to hand. Would…

What would happen if the Earth suddenly had a second moon? This week, we work through the impact an additional satellite would have on our planet, from tides, to the…