This fish will suffocate if it stops moving!

https://www.youtube.com/watch?v=ng-xXctZiyM

9 Foods Most People Don´t Realize Cause Cancer

https://www.youtube.com/watch?v=KGmZJdV6xwA

https://www.youtube.com/watch?v=k_WqysSAZnY

The Blue Whale is MASSIVE

https://www.youtube.com/watch?v=WFv3SZQppU0

Why famous paintings don't look the way they were painted

https://www.youtube.com/watch?v=eSJe8A3tTMs

The Most Radioactive Place On Earth

https://www.youtube.com/watch?v=h2KFNdLqAiU

Toroidal vs Regular Propeller for RC Plane

https://www.youtube.com/watch?v=A9La8KB-8MY

How handcrafted fireworks are made in Japan

https://www.youtube.com/watch?v=oya6SHmDg4Y

The True Story of Texas City Disaster

https://www.youtube.com/watch?v=poEkCxwq55M

Fungus 🍄 Is Evolving Like Never Before

https://www.youtube.com/watch?v=6PxNCgRiPYQ

Bees

https://www.youtube.com/watch?v=4g2gb6kaOsc

Interjections Schoolhouse Rock

https://www.youtube.com/watch?v=YkAX7Vk3JEw

 I grew up watching these Schoolhouse Rock! videos and loved them.

I don't think I would know what an interjection is if not for this video.  

IMDB used to only list only once voice actor, so I assumed that only one actor did all the voiceover work.  However, it now lists six.

https://www.imdb.com/title/tt1268073/?ref_=ttep_ep_3