What strong projects actually look like — the question they asked, the design that survived review, and the one decision that made the difference.
Archive entries are summaries compiled for study. Read them for how a project was structured, argued, and defended — not as a template to reproduce. Copying someone else's project is the one thing that will end yours.
3 projects in Environmental Science
Evan Budz
Second place · Regeneron ISEF 2026
Reported 94% accuracy identifying microplastic particles smaller than a red blood cell.
XinYan Chen
Third place · Regeneron ISEF 2025
Reported indoor formaldehyde reduced by nearly 90% over 18 hours.
Justin Huang and Victoria Ou
Second place · Regeneron ISEF 2024
Removed between 84% and 94% of suspended microplastic particles in a single pass in laboratory tests.