IYKYK
hankschannel
168K views
If your tooth falls out, can you just stick it back in?
1M views
Stop telling me what to do!!
436K views
Why is this lip gloss floating?
500K views
The weird science of tattoos
3.8M views
What does “copied to clipboard” mean?
388K views
Sorry John
719K views
Why do snapping turtles eat their babies?
707K views
Why are mosquito bites itchy?
1.9M views
What if you got locked in a room with no oxygen?
1.6M views
I COULDN’T HELP IT
939K views
Is the ocean soup?
1.3M views
Name one thing
2.9M views
Things you should know about cancer treatment and cancer risk
330K views
Can chemo actually make your hair curly?
294K views
How do we build tunnels underwater?
3.2M views
Why can migraines affect vision and speech?
432K views
How do clear exit signs say “exit” on both sides?
10M views
What I want to do next
684K views
Explaining the viral turtle video
461K views
Why does 98° feel hot even though it’s our body temperature?
2.3M views
There’s a better way
875K views
Don’t tell me!
132K views
What is this?!
540K views
Fancy meeting you here
366K views
My goal in life
244K views
This went a little too well
697K views
I didn’t raise you like this!!
212K views
Getting my cancer diagnosis
565K views
My #1 deer fact
1.8M views
How moms fall asleep
509K views
My 6-year-old’s thoughts on cancer
2.7M views
Joe Rogan is an unusual man
Giving cancer what it deserves
2.8M views
My doctor is a good guy
173K views
Why do we weigh less in the morning?
734K views
What color represents science?
2M views
Why are taxes in the US so complicated?
3.4M views
Why do our chins get little dimples when we flex that muscle?
4.2M views
The song in my head
391K views
How do we know how many calories something is?
3.9M views
Eminem’s coffee order
615K views
No one will tell you this!
1.1M views
The reason Crash Course was successful
911K views
Where does candle wax go?
5.1M views
Does consuming caffeine work as bug repellent?
601K views
My rudest celebrity encounter
4.4M views
I’m so old