Tag: sun

Why Does Earth Have Deserts?

Look at the earth – isn’t it beautiful? Blue oceans, white polar ice-caps, and verdant green land. Some brown as well, where there aren’t as...

2. Planetary Orbits

Professor Charles Bailyn: Welcome back to more of Astronomy 160. The syllabus, if you haven’t got it yet, is on the classes server. We have...

Where Did The Earth’s Water Come From?

43. Where Did the Earth’s Water Come From? I’m Fraser Cain, the publisher of Universe Today. This question comes from Andrew Bumford and Steven Stormont....

How To Clean And Seal Landscape Pavers

When installing concrete pavers, the job isn’t done once the pavers are down. In order to protect your investment it’s important to apply a quality...

Oxford Sparks: Rogue Planet

[Doorbell rings] Welcome to your interactive guide to the planets. [Fanfare] Please select your planet guide. So, you picked me! Everybody always wants the giant...