by Kendall Fisher | Fri., Jan. 20, 2017 8:08 AM
"OK, so you're now sterile," he told her, laughing as he took the chunk of iron and nickel back.
"I was already," Schumer responded. "Come on, we both know I'm barren."
Tyson went on to explain how the meteorite fell to the earth at 20 miles per second, which he revealed could smash Schumer's head "into a pile of goo" if it fell from the ceiling.
The pair went on to discuss the movie Arrival—based upon aliens coming to earth—as well as Schumer's questions about how science has impacted her life, especially regarding yeast.
"Do you know we have 40% identical DNA in common with the yeast cell?" Tyson asked, before Schumer laughed, "I think I have a little more!"
Watch the full hilarious encounter in the video above!