These clips are from the BBC series, Primary Focus Science and Science Clips, Earth, Sun and Moon. Our main source of natural light is the Sun. Nuclear reactions at the core of the Sun create ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...

From 4.6 billion years ago when the Earth was red hot, the timeline illustrates the evolution of the first life forms through to plants photosynthesising, bacterial evolution, marine life ...

The Earth's plates jostle about in fits and starts that are punctuated with earthquakes and volcanic eruptions. 4 min read There are a few handfuls of major plates and dozens of smaller ...