Now reading: Watch a conversation on “the end of everything” with Katie Mack

Take a self-guided tour from quantum to cosmos!

Watch a conversation on “the end of everything” with Katie Mack

In a special live Perimeter webcast on May 6 at 7 pm ET, theoretical cosmologist and science communicator Katie Mack — known to her many Twitter followers as @AstroKatie — spoke on her favourite subject: the end of the universe.

“Could the universe end right…. NOW?”

Find out how AstroKatie answered. Get the full video below. (Note: If you are already a Perimeter subscriber, check your email for the exclusive link.)

Mack, who holds a Simons Emmy Noether Fellowship at Perimeter, gave viewers a sneak peek of her upcoming book, The End of Everything (Astrophysically Speaking), and answered questions from online viewers.

Mack is an Assistant Professor at North Carolina State University whose research investigates dark matter, vacuum decay, and the epoch of reionization. She is a also popular science communicator, both on social media and through contributions to Scientific American, Slate, Sky & Telescope, Time, Cosmos, and more.


For quantum gravity specialist and author Lee Smolin, Albert Einstein’s greatest strength didn’t lie in numbers.

/Nov 17, 2015

Get your fill of pi (videos) to celebrate Pi Day, including great short videos from Hank Green, James Grime, Veritasium and Physics Girl, Matt Parker, and (of course) Perimeter Institute.

/Mar 14, 2017

Watch live on October 2 as Sir Martin Rees, Astronomer Royal, examines whether humanity can tackle the great challenges that await.

/Sep 10, 2019