An invitation to CAST 2026
The sisters shared a short announcing their upcoming appearance in human form at CAST 2026, hosted by STAT in Houston, Texas.
No notes yet
Amoeba Sisters
Sisters Sarina Peterson and Brianna Rapini bring biology to life through Pinky and Petunia, pairing cartoons and humor with videos, comics, books, and classroom resources.
Become a superfanNudge to join the leaderboard. Superfans are listed in the order they nudge.At 100 nudges, fangea sends Amoeba Sisters’s team an official invite.
2.9M+social following
0/ 100 nudges100 to go
At 100 nudges, fangea sends Amoeba Sisters’s team an official invite.
🔒 Star boosts open once Amoeba Sisters claims this page.
Latest
Amoeba Sisters’s happenings, collected from public sources, plus their backstory and Starbook, where fans write.
Seven questions to check your mutations knowledge
A new Before the Bell Biology video offers seven mutation questions, with illustrated answers and explanations.
No notes yet
Edpuzzle shares the next step in their partnership
Edpuzzle announced its official arrangement with the sisters for interactive video lessons. Its science library also pairs their videos with worksheets, slides, recap handouts, and quizzes.
blog.edpuzzle.comRead Edpuzzle’s announcementNo notes yet
A second edition of the biology guide is on the way
The sisters shared a preorder video for The Amoeba Sisters’ Cartoon Guide to Biology. Their book page lists January 5, 2027 as the second edition’s planned release date.
No notes yet
Meiosis gets a 2026 update
Their new meiosis video revisits the stages of cell division and explains gametes, haploid and diploid cells, and nondisjunction. It updates their 2017 video.
No notes yet
Find Amoeba Sisters
Follow the sisters for biology videos, comics, and classroom updates.
Are you Amoeba Sisters?
Fans built this page. Claim it to connect with them and unlock Star boosts, or request a takedown if you’d rather it not exist.