HF

Hannah Fry

Mathematician at Cambridge; author of "Hello World"; broadcaster on maths and data

The latest interviews, podcast appearances, and blog posts from Hannah Fry, updated daily.

All26Video26Podcast0Post0Content from April 2026 onward
3 months ago
Jul 1

The Most Dangerous Rock In Hannah's Collection

When you think of dangerous geological specimens, does your mind jump straight to radioactive uranium, toxic heavy metals, or even asbestos?

The Rest Is Science
3 months ago
Jun 28

The Audio Illusion That Proves We Don't Experience Reality

Your ears are lying to you right now. In this episode of The Rest Is Science, Professor Hannah Fry and Michael Stevens (Vsauce) dive into the bizarre world of audio illusions where your brain hears…

The Rest Is Science
3 months ago
Jun 24

Will A 25 Year Old Space Pen Still Write?

A pen designed to write in space sits unopened for 25 years. Does it still work?

The Rest Is Science
3 months ago
Jun 21

A Paleontology Of The Future

What will humanity leave behind? In this episode, Professor Hannah Fry and VSauce's Michael Stevens explore the traces humans leave behind and what those traces reveal about how we think.

The Rest Is Science
3 months ago
Jun 17

What Are The Odds You'll Become A Fossil?

Most living things vanish without a trace. A select few become fossils. But how?

The Rest Is Science
3 months ago
Jun 14

Why Feet Are Weirder Than You Think

Compared with almost every other animal on Earth, our feet seem strangely specialised.

The Rest Is Science
3 months ago
Jun 10

How Many Words Do You ACTUALLY Know?

Most people use just a fraction of the words they understand. But how big is your vocabulary, really?

The Rest Is Science
4 months ago
Jun 7

Why You Should Stop Using Face ID

Do you think your thoughts belong to you? How would feel if you found out they don't?

The Rest Is Science
4 months ago
Jun 3

Nikola Tesla Fell In Love with a Pigeon

What do lightning, wireless electricity, Cambridge dining etiquette, hypnosis, and a lovestruck pigeon have in common? The answer is (of course) Nikola Tesla.

The Rest Is Science
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