Autonomous weapons are no longer science fiction - and they're becoming a top priority for major military powers. Anna Hehir of the Future of Life Institute says we need an international treaty to ban some of the most dangerous autonomous weapons, and that we have a unique window now to do just that.

• Plus: Axios co-founder Mike Allen on how Washington is thinking about AI and weapons of war, behind the scenes.

Guests: Anna Hehir, autonomous weapons lead at the Future of Life Institute; Axios co-founder Mike Allen, author of Axios AM and Axios PM

Credits: 1 big thing is produced by Niala Boodhoo, Alexandra Botti, and Jay Cowit. Music is composed by Alex Sugiura and Jay Cowit. You can reach us at podcasts@axios.com. You can send questions, comments and story ideas as a text or voice memo to Niala at 202-918-4893.