Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The sun is much more than a ...

At the heart of our solar system blazes a colossal sphere of plasma — the sun. It’s more than just the source of daylight and warmth; it’s a dynamic, life-sustaining star that has shaped Earth’s ...

Before you take our quiz on Chemistry in the sunshine, make sure you check out our Periodic Graphic for some helpful hints.

What is a coronal mass ejection? A. Large explosions of plasma and magnetic field from the Sun B. Large explosions of gas from the Sun C. Large explosions of electromagnetic radiation from the Sun A.