I have a new podcast! Join me as we tackle fascinating questions about SCIENCESTUFF! Click here.  


This comic and video are now available in: French, Italian, Portuguese, Hungarian, and (video only) Spanish, Hebrew and Chinese (use subtitles).
 
 << Previous Comic Next Comic >> 


  
 
 

...PHD wants to come to YOUR campus! To find out how you can help add your school to the PHD tour, CLICK HERE!

   
 
  
WHAT'S NEW
 
8/31/2023
NEW BOOK! Pre-order now! - I'm SUPER excited to announce my new book Oliver's Great Big Universe is now available to order! It's funny, heart-warming and full of awesome science. Please check it out!



9/9/2020
NEW TV SHOW! - Check out ELINOR WONDERS WHY the new animated TV show for young kids I co-created! It's about Nature and encouraging kids to follow their curiosity.



5/14/2018
20 YEARS! - PHD Comics turns 20! We are celebrating by Kickstarting a new book, having a huge sale and offering custom comics and cartoons! Join the fun by clicking here!




11/25/2017
The PHD Store - is back online! Need a gift for the holidays? Why not a book, mug or shirt that matches their level of procrastination sophistication?


5/9/2017
WE HAVE NO IDEA Release! - My new book is now on sale! Order it now!

And check out the book tour map and come see us at one of many fun events!



3/26/2016
Free excerpt from The PHD Movie 2! - Watch this free clip from the movie that Nature called "Astute, funny"!






All content copyright 1997-2023 Piled Higher and Deeper Publishing, LLC.