The 2025 Science Without Borders® Challenge is now open for submissions with the theme "Marine Keystone Species." This international art contest invites students aged 11–19 worldwide to create artwork highlighting the vital role of keystone species in ocean ecosystems. The contest is divided into two age categories (11–14 and 15–19), with 1st, 2nd, and 3rd place prizes available in each category. Students can win up to $500. The submission deadline is Monday, March 3, 2025.