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Science

Essays and videos exploring physics, evolution, cosmology and other frontiers in science
Geometric shapes with triangular patterns in blue, purple, and yellow on a black background. Shapes include squares, triangles, cones, and other polyhedra.
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Film and visual culture

Stop-motion origami unfurls in a playful exploration of how senses overlap

3 minutes

Man with glasses speaking, wearing a brown shirt. Background is blurred with a colourful painting visible.
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Metaphysics

Why mathematical truths exist with or without minds to consider them

8 minutes

Hand holding a paintbrush colouring a vintage map of England with various regions in different colours.
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Mathematics

How a curious question about colouring maps changed mathematics forever

9 minutes

Carl Sagan in a beige blazer and red jumper holding a model against a clear blue sky.
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History of science

How an ancient polymath first calculated Earth’s size, as told by Carl Sagan

7 minutes

A man playing a Yamaha piano with headphones on. Abstract, white ribbon-like lines float above, on a black background.
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Music

As a pianist strikes a chord, visualisations of his notes appear in real time

5 minutes

A felted wool fox sculpture with bright yellow eyes stands in front of a blurred background of green trees.
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Logic and probability

Chew over the prisoner’s dilemma and see if you can find the rational path out

6 minutes

People standing in long, winding queues in a desert camp with numerous tents in the background under a clear blue sky.
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Ethics

Moral mathematics

Subjecting the problems of ethics to the cool quantifications of logic and probability can help us to be better people

Elad Uzan

Cartoon astronaut with clock eyes, wearing a white helmet against a black background.
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Physics

An interstellar voyage explores the ‘paradox’ of twins separated by light years

6 minutes

Abstract artwork featuring two interconnected blue shapes, one with concentric circles and the other with a droplet-like form, against a beige background.
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Mathematics

Imaginary numbers are real

These odd values were long dismissed as bookkeeping. Now physicists are proving that they describe the hidden shape of nature

Karmela Padavic-Callaghan

Illustration of a person standing on top of a pyramid made from large bricks, with small plants growing around the structure.
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Mathematics

How a verbal paradox shattered the notion of total certainty in mathematics

5 minutes

Typed title page stating “Intelligent Machinery” by A.M. Turing (1948) on an orange background.
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Computing and artificial intelligence

AI’s first philosopher

Alan Turing was a pioneer of machine learning, whose work continues to shape the crucial question: can machines think?

Sebastian Sunday Grève

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Philosophy of science

What is a law of nature?

Laws of nature are impossible to break, and nearly as difficult to define. Just what kind of necessity do they possess?

Marc Lange

Two scatter plots with points in a circular pattern centred at origin, labelled x and y axes ranging from -1 to 1.
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Logic and probability

The unresolved probability paradox that goes to the heart of scientific objectivity

8 minutes

Two people walking past The Bank of New York sign, which reads “Founded 1784,” engraved on a stone wall.
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Economics

A softer economics

Financial markets are entangled and uncertain. When will economists let go of physics envy to embrace the quantum revolution?

David Orrell

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Information and communication

The modern world is littered with statistical noise. Here’s how to find the signal

5 minutes

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Mathematics

Check in to the Hilbert Hotel, and learn why some infinities are bigger than others

6 minutes

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Mathematics

Mathematics for gamblers

If philosophers and mathematicians struggle with probability, can gamblers really hope to grasp their losing game?

Catalin Barboianu

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Engineering

Why are NASA engineers borrowing techniques from origami artists?

5 minutes

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Mathematics

Against ‘beauty’ in science – how striving for elegance stifles progress

9 minutes

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Chemistry

There was nothing quick about how we arrived at the standardised second

6 minutes

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Mathematics

Delight as the hard-edged world melts into a full-rainbow spectrum of reality

2 minutes

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Physics

A millimetre makes a world of difference when calculating planetary trajectories

6 minutes

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Mathematics

This puzzle is nearly impossible – but working out why is its own brain-teaser

19 minutes

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Economic history

Counting China

By rejecting sampling in favour of exhaustive enumeration, communist China’s dream of total information became a nightmare

Arunabh Ghosh