Henry, a fourth-grader at Pioneer Elementary, did a scientific experiment as part of the school’s science fair by growing bacteria in petri dishes from swabs taken from a toothbrush, toilet seat, ...
Heat distribution across solid surfaces, mouth bacteria and better diagnostics for brain cancer will be among the topics tackled during the 2026 Riverside County Science & Engineering Fair, which ...
Add Yahoo as a preferred source to see more of our stories on Google. Cabot Yerxa Elementary School fourth-graders Michael Frank, left, Daniel Garcia, Josephine Harris, Steven Gonzalez, and Ivan ...