
35: Don't DeExtinct the Dodo, Humans vs Computers, and Art Forgery
Is it really possible to bring back the Dodo, and what even really happened in the first place? Are there any games left that humans can beat computers at, and why might that be okay? And what can a...
2 Mar 20232h 2min

34: The Replication Crisis, Human Senses, and Pride Flags
Is psychology doomed, or could the reproducibility crisis a good thing? How many senses do we really have? And what's the history behind all the pride flags you see?Check out:Maintenance Phase's Epi...
16 Feb 20231h 56min

33: Immortality, Before Trees, and Emojis 💩
Is immortality possible in humans or other animals? What was on Earth before trees? And what can we learn from emoji?🤔Things we talk about:The First EmoticonsKurita's EmojisSupport us with a Max Fu...
2 Feb 20231h 47min

32: The Ozone Success Story, Turning Heads, and Eurovision
What's the story of how we successfully saved the ozone? Why and how can owls turn their heads around, and who else can? And can Ella convert Tom to the wonder that is Eurovision?Listen to Ella's Fu...
19 Jan 20231h 52min

31: End of Year Q&A 2022
To round out the year we learn about the most interesting thing: each other! We talk about the process of researching and writing an episode, future sciences and science fiction, and laugh and cry re...
29 Des 20221h 39min

30: The HaLearnDay Spectacular! 2022
On a very special holiday episode, Tom, Caroline, and Ella give the gift of learning! We've wrapped up our favorite fun facts to give to each other, and even gotten a few presents from some special g...
15 Des 20221h 27min

29: What's in a Scientific Name, How Many Cells are in a Human, and What the British Museum Stole
What is the science of scientific naming, and could it actually be life saving? How many cells are in a human body, and why is it important to know? And how exactly did the British Museum... "acquir...
1 Des 20221h 52min

28: Cerebral Organoids, Are Cats Liquids, and The Greatest Thing Since Sliced Bread
How can you study a brain without a brain? In what ways is a cat actually like a liquid? And why do we say The Greatest Thing Since Sliced Bread?Images we Discuss:Rat BrainCats Sitting in ThingsBrea...
17 Nov 20221h 39min


















