What The If?

What the if all bodies of water on Earth were fizzy like soda? In the real world, Seneca L... more

Honey guide birds in Africa respond to culturally distinct human calls and lead hunters to... more

Scientists just used artificial intelligence to design the world's first AI-generated viru... more

What the if your brain literally ran out of storage space like a laptop refusing to save o... more

What the if gravitational waves were big enough to see and feel? Instead of measuring dist... more

What the if you found a rock on Mars that might - emphasis on might - show signs of ancien... more

Our guest this week is science fiction author Nicholas Casbarro, who brings us a universe-... more

D'oh! We had technical difficulties this week and so we are presenting this encore present... more

What the if the speed of light crawled along at walking speed instead of zipping around at... more

Matt & Gaby are on assignment this week, so we present an encore presentation of one of ou... more

What the if there was a nuclear reactor on the moon? NASA wants to launch a 100-kilowatt n... more

Anne from Queens, a longtime listener and proud sticker-carrying Patreon supporter, inspir... more

What the if we just kept making telescopes bigger and bigger until they're the size of ent... more

Apologies for the delay in posting episodes! Holiday and travel got the best of us. But we... more

What the if we could go back to 1930 and experience the reluctant discovery of an entirely... more

[Matt & Gaby are away this week, so please enjoy this Encore Presentation of one of our mo... more

What if climate change made submarines completely undetectable? As ocean temperatures rise... more

What if the universe was stuck in an eternal cosmic Groundhog Day? Picture traveling backw... more

What if teaching robots to play badminton was the beginning of the end? Scientists at ETH ... more

We're off this week for the Memorial Day Holiday in the US so we present here one of our m... more

What if gene editing treatments become commonplace? Explore a world where a single DNA let... more