logo
episode-header-image
Oct 2016
42m 45s

Counting Fish

Cynthia Graber and Nicola Twilley
About this episode
This week, we are taking on one of the universe’s great mysteries: how many fish are in the sea? If you stop to think about it, it seems almost impossible to figure out how many fish there are—after all, they’re basically invisible, not to mention constantly moving. But how else are we to know how many we should take out to eat? Join us as we set sail to fig ... Show More
Up next
Jan 13
Canned Tomatoes and the Myth of the San Marzano
Canned tomatoes are a perfect winter food. As you'll know from our tomato episode, the beautiful fruits in fresh aisle of the supermarket are mostly flavorless outside of the summer season—but the tomatoes that get packed in a can are cheap, readily available, and, most important ... Show More
50m 16s
Dec 16
Is Your Cinnamon Fake? Where Does Kefir Come From? Plus: Why Is Citric Acid In Everything? Ask Gastropod!
The season for holiday baking is upon us, and before you spice up your cookies and pies, you’ll probably want to know: is most of the cinnamon on grocery store shelves actually fake? That’s one question we’re investigating this week on behalf of you, dear listeners, in the latest ... Show More
42m 33s
Dec 2
Forget Plain Vanilla: You'll Never See The World's Favorite Flavor the Same Way Again
Today, 'vanilla' often means boring, and yet the edible seedpod of this Central American orchid is one of the most expensive spices in the world, not to mention one of the most popular flavors globally. So how did this coveted bean get such a ho-hum reputation? Listen in this epi ... Show More
50m 45s
Recommended Episodes
Mar 2024
How Much is there Still to Learn About the Ocean?
How much do we know about the ocean? And how much is there still to learn? TONS! Aquanaut and scientist Brian Helmuth is on our show today to talk about all of the amazing things he has learned about while studying the ocean for his entire career. Listen and celebrate our 200th e ... Show More
38m 14s
May 2022
BI 137 Brian Butterworth: Can Fish Count?
tail spinning
1h 17m
Jan 2025
The tinned fish renaissance
Sardines are in vogue. Literally. They are in Vogue magazine. They’re delicious (subjectively), good for you, and sustainable… right? Recently, a listener called into the show asking about just that. “I've always had this sense that they're a more environmentally friendly fish, p ... Show More
34m 55s
Jul 2025
Selects: How Coelacanths Work
Coelacanths are incredibly interesting as far as fish go. For one, they were thought to have gone the way of the dinosaur, along with the dinosaur. They also give birth to live fish and tend to dwell more than 800 feet below the ocean's surface. And this is just the tip of the ic ... Show More
40m 24s
Aug 2024
Ancient Oars on the Wine-Dark Sea, Part 2
In this episode of Stuff to Blow Your Mind, Robert and Joe explore the mysteries and marvels of oar-powered galleys and warships in the ancient Mediterranean world. How many oars did they depend on? How many rowers and how many levels of rowers? And what are we to make of Ptolemy ... Show More
51m 23s
Sep 2024
How studying octopus nurseries can shape the future of our oceans
Watching documentaries about the Titanic inspired deep-sea microbiologist Beth Orcutt to study life at the bottom of the ocean - a world of ‘towering chimneys, weird shrimp and octopus nurseries’ that she has visited 35 times.But Orcutt says there is so much we still don't know a ... Show More
31m 12s
Aug 2024
Ancient Oars on the Wine-Dark Sea, Part 1
In this episode of Stuff to Blow Your Mind, Robert and Joe explore the mysteries and marvels of oar-powered galleys and warships in the ancient Mediterranean world. How many oars did they depend on? How many rowers and how many levels of rowers? And what are we to make of Ptolemy ... Show More
40m 32s
Dec 2023
Uncovering the Inner Workings of the Oceans
What comes to mind when you think of the ocean? Maybe a day at the beach — swimming in the waves, snorkeling through coral reefs, fishing, surfing, and sunsets that kiss the blue horizon. But Earth's oceans are more than all of that; they're our planet's defining feature, its lar ... Show More
43m 26s
Nov 2001
Oceanography
Melvyn Bragg and guests discuss the science of Oceanography. In 1870 Jules Verne described the deep ocean in 2,000 Leagues Under the Sea. He wrote: “The sea is an immense desert where man is never alone for he feels life, quivering around him on every side.” This was actually clo ... Show More
28m 9s
Nov 2024
Supermassive numbers
Russia has fined Google more than two undecillion rubles, which is more than 20 decillion dollars. How much you ask? 20 decillions is a 20 with 33 zeros behind it, more money than there is in the entire world!This unpayable fine inspired us to look at extremely large numbers, fro ... Show More
49m 29s