TWiDN: We're on Mars for the Shark Week Special!

It's SHARK WEEK! In this special shark week episode we've got the world's slowest shark, why sharks don't need toothpaste and we also landed on the Red Planet. This week we'll learn about sharks, sharks and Mars! As a bonus, we've got some amazing shark facts for you too!

LINKS TO THIS WEEK'S STORIES:

Presenting the World's Slowest Shark

Discovery News' Mars Coverage

Discovery News' MSL Curiosity Coverage

Shark Teeth Have Built-In Toothpaste

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[Batterystang]

I didnt watch video, but we found sharks on Mars, amazing!!

[Demolitiondude]

In the civil war which side of science. I'm with Dr. Insano.

[amritthapa]

this guy is quite able to make a big drab to it.

[extrememonaXXX]

i dont get why allot of people hate this dude so much :|

[WeThErOcKsTaRs]

i.e. I'm going to bite the fuck out of a shark that tries to kill me

[uwantdie]

I dont like this guy making fun of nasa