What is space science? What fields does a space scientist study? In this program students will learn that space scientists work in many non-engineering fields including astrophysics, cosmochemistry, planetary geology space weather and...

The world is said to be a big place, but the universe is much bigger and what’s more, it’s expanding all the time. How do we know this? Because of the evidence provided by red shift.

"The Ear

The visible part of the ear is called the pinna. It funnels sound into our e

ars.

The sound waves travel down the ear canal toward
s the eardrum.
The eardrum is a membrane at the end of the ear...

A black hole is a celestial body or simply a place in space where the gravitational pull is so high that nothing, not even light can escape it. This is why it's completely black, and hence it's called a black hole. A black hole's...

Hawking radiation was first discovered by English scientist Stephen Hawking in 1974. Prior to this discovery, our knowledge of black holes was very limited. It was believed that black holes were completely black and that they did not...

In this video you are going to learn how we used earthquakes to look deep into the earth. The study of S and P waves helped us understand that the Earth has a layered structure, with a solid inner core surrounded by an outer liquid core.

If we want to learn about the universe, we have to start at the very beginning. How and when did the universe begin? Is it even possible to know about such things? Yes, it is! That's what cosmology is all about, the origin and...

Now that we've learned about the first ten billion years in the development of the universe, it's time to get a little more specific to our own species. We live in a galaxy called The Milky Way. When did it form, and how? Where is it...

Do you want to learn about space stuff? Do you want understand stars and galaxies, black holes and quasars, dark matter and all the rest? This is the playlist for you! We will start at the beginning of the universe, and get all the way...