This Ancient Mammal's Ears Were Built for Chewing

In this weeks science news, new fossil has been found that might help us understand how jaw bones evolved into complex middle ears found in mammals, and a new treatment regimen for treating babies with HIV shows promise.

Hosted by: Hank Green

SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at
----------
Support SciShow by becoming a patron on Patreon:
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:

Kevin Carpentier, Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters
----------
Looking for SciShow elsewhere on the internet?
Facebook:
Twitter:
Tumblr:
Instagram:
----------
Sources:
Mammal Ears










HIV





Image Credits:

SciShow,science,Hank,Green,education,learn,Jeholbaatar kielanae,multituberculate,malleus,incus,stapes,ear bones,jaw bones,antivirals,infants,viral reservoir,