The Earth’s crust is disappearing right beneath our feet – and most people don’t even realise it. Now, if you’re a geologist, or got a keen interest in how the Earth is put together, then this ...

Global temperature rise may feel like it’s gradual, but the changes it brings can turn out to be sudden, massive, and self-reinforcing. These changes are what scientists call tipping points. When a ...

Earth's shadow follows the planet as it orbits the sun. You can get a sense of its enormous, awe-inspiring size by seeing ...