The Earth

Quingdao Eden © The Eden Project

Conservation: How China is creating Edens

How far back in time would we be able to go and still breathe our planet's air? © Getty Images

How far back in time would we be able to go and still breathe our planet’s air?

Why does the Earth spin? © Getty Images

Why does the Earth spin?

Why are there still radioactive elements after billions of years? © Getty

Why are there still radioactive elements after billions of years?

Can you weigh the world? © Getty Images

Everyday science

Can you weigh the world? Revolutionary experiments in physics

Why does the UK get earthquakes when it's a long way from a fault line? © Getty Images

Why does the UK get earthquakes when it’s a long way from a fault line?

If we were able to dig through the Earth, at what point would you stop digging down and start digging up? © Getty Images

If we were able to dig through the Earth, at what point would you stop digging down and start digging up?

Why isn't the Earth a perfect sphere? © Getty Images

Why isn’t the Earth a perfect sphere?

How to stop a volcano

How to stop a volcano

Plastic bottles and general rubbish washed up by the sea litter the beaches in Prestwick, Scotland © Christopher Furlong/Getty Images

13 things you can do on Earth Day (or everyday) to help the planet

Could we stop an asteroid from hitting Earth? © Getty Images

Could we stop an asteroid from hitting Earth?

Does continental drift affect the climate? © Getty Images

Does continental drift affect the climate?

Will Europe get more hurricanes in the future? © Getty Images

Will Europe get more hurricanes in the future?

How much does Earth’s atmosphere weigh? © Getty Images

Everyday science

How much does Earth’s atmosphere weigh?

What is a superman? © Getty Images

What is a supermoon?