Beautiful Experiments

Beautiful Experiments · Field notes

The experiments that changed how we see the world.

One experiment. Beautifully told.

Short films on the landmark experiments that changed science — the world before, the design, the decisive result, and why it was beautiful.

Browse the collection9 experiments

The collection

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The Most Beautiful Experiment in Biology
Reviewed
5:11

Matthew Meselson & Franklin Stahl · 1958

The Most Beautiful Experiment in Biology

How does a cell copy its DNA? Two young scientists settled biology's deepest question without ever watching it happen — by weighing molecules. It has been called the most beautiful experiment in biology.

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Everyone Bet on Protein
Reviewed
5:46

Hershey & Chase · 1952

Everyone Bet on Protein

What is a gene actually made of? For decades the smart money was on protein. In 1952 a kitchen blender proved the smart money wrong.

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The Signal Is the Scatter
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4:17

Salvador Luria & Max Delbrück · 1943

The Signal Is the Scatter

Do mutations arise by blind chance, or in response to need? The answer was hiding in the scatter — an idea sparked at a faculty dance, watching a slot machine pay out a jackpot.

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A Triplet Code
Reviewed
4:50

Crick, Brenner et al. · 1961

A Triplet Code

By adding and deleting single letters from a virus's genes — and watching it live or die — Crick and Brenner proved the genetic code is read three letters at a time.

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The Experiment That Killed a Beautiful Idea
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5:14

Sydney Brenner · 1957

The Experiment That Killed a Beautiful Idea

A young biologist killed an entire family of theories about the genetic code — with a pencil, a page of arithmetic, and data everyone already had.

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The Handedness of Molecules
Reviewed
3:59

Louis Pasteur · 1848

The Handedness of Molecules

A chemist of twenty-five looked into a microscope and found that molecules, like your hands, come in left and right — sorting crystals one by one with a pair of tweezers.

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The Whole Earth from a Shadow
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4:13

Eratosthenes · c. 240 BCE

The Whole Earth from a Shadow

Around 240 BCE, a scholar measured the size of the whole planet without leaving the ground — with a stick, its shadow, and a single day of the year. He came startlingly close.

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Other Minds in Birds
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4:27

Clayton & Dickinson · 1998

Other Minds in Birds

Episodic memory — recalling the what, where, and when of a single past event — was thought to be ours alone. Then a scrub jay remembered all three.

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The Discovery of Gravitational Waves
Reviewed
5:01

LIGO Collaboration · 2015

The Discovery of Gravitational Waves

A century after Einstein predicted them, two four-kilometre laser rulers felt spacetime itself quiver — by less than the width of a proton — as two black holes collided a billion light-years away.

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