This is CBS. I am the world. I am John Bachelors. Mars. The Martian planet has secrets.

The way to those secrets, of course, is to go to Mars. But before that, Mars can come

to us. I welcome Professor Manakshi Wadwa. The professor is a foundation professor at Arizona

State University, most importantly, the director of the School of Earth and Space Exploration

at the University. Also, another hat. Manakshi is the principal scientist for the Mars

Sample Return Program pending. Professor of very good evening to I begin by saying that

the Mars Sample Return Program is in the news much because of the debates having to do

with money, but that's what Washington's for. The mission is to finish out the first

part, which is being performed right now by perseverance. Perseverance is the second

most important rover on the planet. The other one is curiosity. I'm partial to curiosity

ever since opportunity went quite. However, the samples are there. It's time to go and

get them. Professor, congratulations because what brought my attention immediately was your

excellent essay in the Nature magazine, the peer review top of the pile magazine in your

matching science in the US, making the very strong case what brings space rocks back to

Earth will achieve. Thank you very much. Let us begin at the beginning, the Apollo program.

What did the return of Moon does teach us about our solar system, our planet, and the

moon we gaze upon? Good evening to you, Professor. Good evening. It's a great pleasure to be here,

John. Starting at the beginning, like you said, the Apollo samples, I mean, those samples

really completely revolutionize our understanding of how the Earth Moon system formed, how the

moon originated, and it also told us something about the dynamics of our solar system. There

was a lot that we learned, and there's not enough time to tell you about all of the details,

but just some of the highlights, right? Before we went to the moon, before the Apollo programs,

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