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What happens when your time machine breaks and you end up stranded millions of years ago? You've landed in a world that's ...

Reality is not real. Your world is a prediction. Every sight, sound, and touch you experience is the result of calculations your brain ...

Gravastars could change how we think about the universe. These cosmic objects solve black holes' biggest problems without ...

You've got trillions of viruses inside you – right now! But these aren't the viruses you fear. Some of them are your body's secret ...

Most of us love animals but also eat meat. Unfortunately, most animals we eat live in truly horrible conditions. We don't torture ...

Black holes might create infinite universes while destroying time and space. Everything in existence could be black holes, all the ...

You may think you have free will and can choose what you do, but this might be an illusion. Your body is made up of particles that ...

We've found a new planet, home to octillions of the most extreme beings living in the most absurd and deadly hellscape.

Time travel is possible. In fact, you've been doing it since the day you were born. But what if we told you there's a way to hack the ...

The white death has haunted humanity like no other disease following us for thousands, maybe millions of years. In the last 200 ...

Humans assume aliens look human. But why would they? Let's explore what life might actually look like in strange, distant worlds.

At the height of the Cold War, a terrifying concept emerged: a bomb so powerful it wouldn't need to be dropped. Known as Project ...

Being a human in the 21st century often feels frustrating. We are clearly at the high point of our species, while at the same time life ...

South Korea is heading toward a demographic collapse unlike anything the world has seen before. With the lowest fertility rate ...

Fever feels bad. So we take medication to suppress it – but is this a good idea? It turns out fever is one of the oldest defenses ...

Vaping is marketed as the “safe” alternative to smoking, but it's far from being harmless. Unregulated ingredients, hidden toxins, ...

Thanks to Dr Will Lawn for helping with academic content and fact-checking. If you live in England, are aged 12-15 years old, are ...

Humans rule Earth without competition. But we are about to create something that may change that: our last invention, the most ...

The universe is a fascinating yet unexplored place – it's about time to change that! Join the Star Birds on their journey across ...

58 of you watching this video right now will not be alive next week. And it's not because of some freak accident or rare disease.