Space
Our place in the Universe is but the tiniest speck on the map of all known matter. We're out there, floating around in the big, wide mystery that is space.
The new mystery hidden inside the Universe's biggest ever black hole
Black holes are big. Very big. But physics makes it almost impossible for them to grow. Here’s how one black hole defied the odds to swell to gargantuan proportions.
10 times space missions went hilariously wrong
From dropped tool bags to farting astronauts, spaceflight has had its fair share of amusing mistakes and embarrassing oversights
A top secret US spacecraft takes flight tonight – and it could rewrite the rules of future warfare
The X-37B returned to Earth this month, but details of its time in space remain hazy, to say the least.
The weirdest black hole in the Universe could be waking up
The black hole Ansky has some of the brightest and longest flares ever seen
Something is wrong with our understanding of the Universe and the closer we look the weirder it gets
Our picture of the cosmos is incredibly detailed. But it's by no means complete. There are crucial pieces missing in the cosmic jigsaw. And without them the picture just doesn't make sense.
Here's how astronauts will soon solve murders in space
Houston, we have a homicide
Meteor shower tonight: How to see the stunning Perseids 2025 shooting stars
Meteor showers are a great opportunity to admire the night sky
This new experiment could take us closer to a theory of everything
A new experiment could reveal how quantum mechanics interacts with Einstein's theory of general relativity
The six little red dots that nearly broke the Universe
The discovery of these unidentifiable objects threatened to break our understanding of the cosmos
Astronomers have spotted a solar system being born for the first time
This discovery marks the earliest building blocks of planets we've ever seen taking shape around a star
We may finally have an easy way to make water on the Moon
Lunar dust could one day quench astronauts’ thirst – and help make their fuel
Alien civilisations may be able to spy on us. Here's how
Radar used to track aeroplanes could also be broadcasting our location to nearby extraterrestrials
Earth may be trapped inside a giant void in space, say scientists
Discovering we're living alone could solve one of the biggest problems in space science
What is the ekpyrotic Universe theory?
What if there was no beginning of time?
The first commercial space station is nearly here. And it could change space forever
Next year, a team of astronauts will enter a new kind of space station – not built by a nation, but by a startup
The UFOs that scientists think are real, but can't explain
Nature's UFOs are even weirder and more mysterious than flying saucers.
Why does Mars have such a weird shape?
It might have something to do with a missing, ancient moon named Nerio
This ‘impossible’ quantum discovery could rewrite the rules of existence
Physicists may have got something fundamentally wrong about the world’s most essential particles. The truth could change our understandings of the Universe
Have we ever intercepted anything from aliens?
We’ve detected strange things in space – just not aliens. Yet
From 9/11 to Hurricane Katrina: 15 unforgettable photos of Earth from space
As its mission ends, we look back at Landsat 7's most stunning and revealing images – a visual record of a world in constant change
Quantum science is humanity's next giant leap. Here's what that means for planet Earth
Quantum physics is really confusing, but scientists are finally beginning to make some sense of it all
End of the Universe: 4 ways our cosmic apocalypse could unfold
A supercollider may one day help us predict the fate of the Universe. Scientists will use it to find a hidden instability built into the fabric of existence… one that could destroy everything.
Strange signals are reaching us from a dead galaxy. Here's what we know...
New discoveries are shaking up what little we thought we knew about fast radio bursts
Here's what's (probably) on the other side of a black hole
A new theory about what happens when black holes die could solve one of the biggest mysteries in physics.