soil

Questions and Answers

How come the sun floats?

Questions and Answers

Why is it colder at night in the moonlight than in the moonshadow?

Questions and Answers

At what temperature does a stone or rock melt?

Questions and Answers

Is it true that if the temperature of the oceans warms, disregarding the melting ice, the sea level will rise (by how much?) just...

Questions and Answers

What matter does the vacuum in the universe consist of?

Questions and Answers

Where is the deepest point of the earth?

Questions and Answers

Where in the night sky can I see the ‘archer’?

Questions and Answers

Where have all the skeletons and teeth gone?