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 the next one in 2015!


January 9, 2015
T-shirts will be sold again for $10 each (S, M, L, XL sizes available) at HQ during the day. Supplies are limited. Please make sure to have exact change or a credit/debit...
September 1, 2014
Hello and happy new school year and SO season to everyone! We’re glad to announce that registration for our 2015 invitational has opened; the link to the registration...
April 19, 2014
Happy spring!   After what has proved to be a highly successful inaugural invitational for 2014, we are happy to announce the date for the 2015 competition! The second YUSO ...