Welcome to the official website of Yale Undergraduate Science Olympiad, known on campus as YUSO.

Founded in early 2013, the group is composed entirely of Yale undergraduates. Our first invitational was held in January 2014 and we look forward to hosting our third one in 2016!


September 1, 2015
09/29/15 Update: Registration is now closed. Thanks to all for the interest! Waitlist form is available under the “Division C Invitational” tab. Happy September! The link to...
August 26, 2015
We have finally posted our favorite pictures from the 2015 YUSO Invitational! Head over to the “Gallery” tab to check them out! We are still working on getting the full set...
April 14, 2015
Thank you to all participants, coaches, and volunteers for making our second annual invitational a success! We are happy to announce that the third YUSO invitational will...