The Society’s network of affiliated science fairs around the globe are critical to the success of Regeneron ISEF and Thermo Fisher Scientific Junior Innovators Challenge.

May 10, 2025 · View the 2025 Regeneron ISEF Program Book Proudly Presented By Platform Powered By Title Sponsor ISEF SCHEDULE OF EVENTS Saturday, May 10, 2025 12:00pm (EDT) Virtual …

The Regeneron International Science and Engineering Fair (ISEF) is an annual science fair held in the United States. [1] It is owned and administered by the Society for Science, [2] a 501 (c) (3) non-profit …

2025 Regeneron ISEF Top Award Winners: Adam Kovalčík (center), Benjamin Davis (L), and Siyaa R. Poddar (R) at the world’s largest pre-college STEM competition in Columbus, Ohio Chris Ayers …

Dec 11, 2025 · The Regeneron ISEF is a testament to the vast and diverse world of scientific inquiry. Finalists compete in one of 22 different categories, ranging from the fundamental to the applied, from …

isef project library Explore and engage on outstanding work from across the globe.

Click here for a listing of sample project titles from Regeneron ISEF 2021. At ISEF, you don’t need to compete in the same category as in your national, regional, state, or local competition. Furthermore, …

We look forward to learning about your projects during ISEF and watching as you spend the week celebrating innovation, competing for top honors and making life-long friends.

Explore the innovative finalist projects from Regeneron ISEF 2025 showcasing creativity and scientific excellence. Discover groundbreaking ideas and inspiring solutions!

A Regeneron ISEF-affiliated science fair is a research-based, high school competition that is a member of Society for Science & the Public’s affiliated fair network.