Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
The native Americans planted three sisters (corn, beans, and squash) together so that they would benefit each other. The corn provides a structure for the beans to climb. The beans provide the nitrogen to the soil, and the squash spreads along the ground preventing weeds.
30
US eggs would be illegal in a British supermarket because they are washed. British eggs are illegal in US markets because they’re unwashed.
7
Glucose (sugar) has an opposite “handed” isomer L-glucose that tastes identical and isn't metabolized as sugar, so it's safe for diabetics. Unfortunately, L-glucose costs 50% more than gold.
3
NASA invented baby food as we know it today.
7