Astronomy


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Idea/Astronomy

Dwarf planetary systems will transform the hunt for alien life

Amaury Triaud & Michaël Gillon

Video/Cosmology

A journey from the Himalayas to the edge of our cosmic horizon in space and time

7 minutes

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Essay/Cosmology

Echoes of a black hole

Ripples in space-time could herald the demise of general relativity and its replacement by a quantum theory of gravity

Sabine Hossenfelder

Idea/History of Science

How many great minds does it take to invent a telescope?

Thony Christie

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Idea/Cosmology

Our Universe is too vast for even the most imaginative sci-fi

Michael Strauss

Video/Astronomy

The plodding photon, or how the speed of light looks sluggish on a galactic scale

45 minutes

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Idea/Physics

Why we can stop worrying and love the particle accelerator

Joel Frohlich

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Idea/Cosmology

Has dogma derailed the scientific search for dark matter?

Pavel Kroupa

ORIGINAL
Video/Astronomy

When we look for aliens, why do we always find ourselves staring back?

5 minutes

Video/Space Exploration

Imagine alien signals are detected. Here’s what happens next

3 minutes

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Idea/History of Science

Opposition to Galileo was scientific, not just religious

Christopher Graney

Video/Ecology & Environmental Sciences

What else do we lose when we lose sight of the stars?

3 minutes

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Idea/Cosmology

Gravitational waves will bring the extreme universe into view

Daniel Hoak

Idea/Astronomy

The struggle of women in science is written in the stars

Leila A McNeill

Idea/Astronomy

How the face of a distant star reveals our place in the cosmos

Rachael Roettenbacher

Video/Astronomy

Experience the eerie serenity of 100,000 asteroids in orbit

3 minutes

Video/Space Exploration

What it’s like to land on a comet 300 million miles away

4 minutes

Video/Deep Time

It might be our placid nocturnal companion, but the Moon has a turbulent past

3 minutes

Idea/Cosmology

How far beyond Earth will we go to safeguard our species?

Paul Gilster

Essay/Cosmology

Life rocks

Could meteorites be akin to lifeboats from other planets? Or do they reveal more about life on Earth than off it?

Philip Ball

Idea/Stories & Literature

Why our imagination for alien life is so impoverished

Philip Ball

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Essay/Astronomy

Life on Mars

In a white dome on a bare mountain, six of us are road-testing life in a Martian colony. This is what I’ve learned so far

Sheyna Gifford

Idea/Astronomy

Landing on alien worlds is our highest form of exploration

Chris McKay

ORIGINAL
Video/Astronomy

Finding alien life raises huge ethical questions. Finding we’re alone does, too

6 minutes

Video/Astronomy

Let the Sun’s invisible solar winds wash over you in ultra high-definition video

30 minutes

Essay/Astronomy

The superfluid Universe

Quantum effects are not just subatomic: they can be expressed across galaxies, and solve the puzzle of dark matter

Sabine Hossenfelder

Video/Astronomy

How pigeon droppings nearly derailed a massive discovery in cosmology

3 minutes

Video/Astronomy

Take a 10 billion-year journey with a photon, from a distant supernova to Earth

3 minutes

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Essay/History of Ideas

Sky readers

For most of human history, the stars told us where we were in space and time. Have we forgotten how to look up?

Gene Tracy

Video/Astronomy

In her dreams, the first Briton in space revisits staggering views of the Earth

3 minutes