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Astronomy


Latest Popular


Astronomy Biology Chemistry Cosmology Deep Time Earth Science Ecology & Environmental Sciences Evolution Genetics History of Science Human Evolution Mathematics Physics Quantum Theory
Essay/Astronomy
In the beginning

Cosmology has been on a long, hot streak, racking up one imaginative and scientific triumph after another. Is it over?

Ross Andersen

Essay/Astronomy
Moonstruck

The lunar phases influence all sorts of creatures from corals to eagle owls. Does the Moon tug on human behaviour too?

Cameron Walker

Essay/Astronomy
Life in the dark

In the dark corners of our galaxy, there are billions of rogue planets roaming around, starless – can they support life?

Sean Raymond

Essay/Astronomy
The end of night

An eternal electric day is creeping across the globe, but our brains and bodies cannot cope in a world without darkness

Rebecca Boyle

Essay/Astronomy
Distant ruins

Scientists used to scan the skies for messages from alien civilisations. Now they go looking for their ruins

Paul Gilster

Essay/Architecture & Landscape
Embracing the void

The ancients had pyramids to tame the sky’s mystery. We have Star Axis, a masterpiece forty years in the making

Ross Andersen

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

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

Essay/Astronomy
Save the Universe

It is only a matter of time before our Universe goes black, cold and dies. Must this be the end of the road for life?

Michael Hanlon

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

Essay/Astronomy
In the dark

Dark matter is the commonest, most elusive stuff there is. Can we grasp this great unsolved problem in physics?

Alexander B Fry

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

Essay/Astronomy
Alien rights

When we meet aliens, it won’t be a friendly encounter nor a conquest: it will be a gold rush. Can we make sure it’s ethical?

Lizzie Wade

Essay/Cosmology
Universe in a bubble

Maybe we don’t have to speculate about what life is like inside a bubble. It might be the only cosmic reality we know

J Richard Gott

Essay/Astronomy
Outer limits

Where does earth end and space begin? Finding the border between the two is not as simple or scientific as you might think

Greg Klerkx

Essay/Astronomy
Are we alone?

The universe seems to be bursting with planets, and this is profoundly important — but not in the way we might expect

Caleb Scharf