- Magma is the hot liquid rock under the surface of the Earth, it is known as lava after it comes out of a volcano.
- Natural gas doesn't have an odour, strong smells are added to it by humans so it can be detected when there are leaks.
- Hawaii is moving towards Japan at the speed of 10cm a year. This is because they are on different tectonic plates.
- The world's largest desert (outside of the polar regions) is the Sahara, it covers about one third of Africa!
- Stretching out to an impressive length of 6696 kilometres (4160 miles) long, theNile River is the longest river on earth.
- The volcanic rock known as pumice is the only rock that can float in water.
- Mt Everest is the highest mountain on earth, its peak reaches 8,848 metres (29029 feet) above sea level. Check out the highest mountains on each continent of the Earth.
- On average the Atlantic Ocean is the saltiest of Earth’s major oceans.
- Earthquakes that occur out at sea can cause huge tsunamis capable of reaching land and endangering people.
- Metamorphic rocks are formed by extreme pressure and heat. Read more aboutmetamorphic, igneous and sedimentary rocks, find information on rocks and minerals or check out our interesting fossil facts.
- The Earth isn't perfectly round, it is slightly flattened at the north and south poles. Learn about the polar regions with our Antarctica facts and Arctic facts.
- Scared of the Bermuda Triangle? Despite its reputation it is actually part of a commonly sailed shipping route.
- Scientists have the dated the Earth as being between 4 and 5 billion years old!
- The Amazon rainforest is the largest tropical rainforest on Earth. Enjoy morerainforest facts or learn about jungles.
- Talc is the softest mineral found on Earth, reaching just 1 on Mohs scale of hardness, it is often used to make talcum powder.
- The Great Barrier Reef in Australia is the largest living structure in the world.
- The Niagara Falls are located on the border of the USA and Canada.
- Rock found at the bottom of the Grand Canyon is around 2 billion years old.
- Although earthquakes can be deadly, most are very small and not even felt by humans.
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