Welcome to Star Talk.

Your place in the universe where science and pop culture collide.

Star Talk begins right now.

Welcome to Star Talk.

I'm your host, Neil deGrasse Tyson, your personal astrophysicist.

I'm also the director of New York City's Hayden Planetarium at the American Museum of Natural History.

This week, we're wrapping up Season 6 of Star Talk with the first part of our time capsule show.

Every season we send out a survey to our fans and ask them to pick all of their favorites.

And we've had many interesting guests from all across the spectrum of the sciences.

With two full seasons on the National Geographic Channel, it was a close race, but the results are now in.

Now, let's remember our favorite moments from this past season.

First up, polyamory, one night stands, fetishes, and tinder.

We discuss the science behind one of our most basic animal instincts in one unforgettable episode.

The evolution of love and sex with Dan Savage.

Co-host Chuck Knice and biological anthropologist Dr. Helen Fisher join us in the hall of the universe for our sexiest conversation ever.

Over one third of Americans have had a one night, actually almost 60% have had a one night stand.

Casual sex is not casual in this year. So drunk, you don't remember it.

It's not casual things happen in the world.

I had to ask Dan that because people are asking him this all the time.

He's in a long-term marriage that began as a one night stand.

A lot of people have, I mean, as I say, over 30% of people have had a one night stand turn into long-term relationship.

Let's find out what he's going to tell us about one night stand.

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