Animal teeth serve purposes beyond eating. Sperm whales use teeth to grip prey. Narwhals possess a unique tusk for competition. African elephants employ tusks for various tasks. Walruses rely on tusks ...

Arnie Negrete experiments with a Coke and Mentos elephant toothpaste reaction.

Morin-based powder, derived from guava leaves, apple peel, and figs, can be gradually released using polymers and offers a ...