by msander | Feb 11, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it? Peter S. Ungar traces the evolution of mammalian molars from primitive...
by cbrookallred | Mar 19, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science
These words, attributed to 19th-century naturalist George Cuvier, couldn’t be more correct. The pearly whites we use every day over and over and over again are clues not just to our own individual lives but also to our evolutionary history. Teeth lock into their...
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