Answers to Earth Science Questions

Is there any difference between fur and hair? And what did a dinosaurs "skin" look like?

Are all mountains pointed in shape?

Egyptologist, Meghan Strong, explains how ancient writing was used at the time.

Was this planet ever a 'water world'?

Is it friction, or something else at work?

How do we find water sources hidden deep underground?

We put our panel through their paces with a summer-themed quiz!

How much of an effect do the different types of pollution face masks have?

At what altitude above the Earth is zero gravity experienced?

What's so special about the size of the Earth that makes life more likely?

If an asteroid wiped out the dinosaurs, but birds are dinosaurs, what the heck is going on?

How great is the damage humans are causing to the oceans by discharging so many chemicals and excreted drugs into them?

Why don't compasses point to East or West?

...and where does the sky end?

...and if so, why?