Hi, what do you want to do?
PBS
How Vertebrates Got Teeth... And Lost Them Again
As revolutionary as teeth were, they would go on to disappear in some groups of vertebrates. But why?
SciShow
7 Real-Life Unicorns
Unicorns may not exist on this planet, but Earth does have plenty of one-horned creatures that are just as remarkable, if not quite as majestic.
Cha
pters
NARWHA
LS
0:34
RHINOC
EROS BEETLES
...
Cha
pters
NARWHA
LS
0:34
RHINOC
EROS BEETLES
...
Curated Video
Physical Physical Digestion: The Role of Teeth and Other Digestive Processes
This video is a lecture presentation on physical digestion. The speaker discusses the process of breaking down food into smaller pieces without any chemical changes to the food molecules, which is known as physical digestion. The role of...
The March of Time
1936: ANIMATED ILLUSTRATION: Physiology of a Tooth: enamel, softer dentine, nerve pulp. Dentine w/ tendrils added. Animated drill tip showing pain. Animated swab touching tooth, temporary Lipoid deadening in tooth (not Novocain).
MOT 1936: ANIMATED ILLUSTRATION: Physiology of a Tooth: enamel, softer dentine, nerve pulp. Dentine w/ tendrils added. Animated drill tip showing pain. Animated swab touching tooth, temporary Lipoid deadening in tooth (not Novocain).