Have you ever played with sand at the beach? Did you know you were also playing with thousands of tiny animals? The...
Cephalopods (cuttlefish, squid, octopus, and nautilus) are remarkable marine creatures with extraordinary features like...
When it is hot, we sweat. By doing this, we create a little wet layer on our skin. When this wet layer evaporates, it...
Do living beings need brains to do extraordinary things? The human brain manages many tasks at the same time, from...
Having friends benefits us in many ways: we receive information and help, if needed, and we collaborate with our...
Have you ever considered how important insects are in almost all of Earth’s ecosystems? Beyond their well-known roles...
For humans, the ability to jump is an indicator of physical fitness and the ability to move well. To figure out how to...
Smell is one of the five senses we use to experience the world. It allows humans and other animals to find their food...
Did you know health is not just about not being sick? It is about feeling well. In healthy ecosystems, you can find...
We eat or interact with crops every day for food (tomatoes, lettuce, apples, rice, etc.), for feeding animals (hay...
Plants need water to survive, but what about plants living in places where it does not rain much? Some of these special...
Have you ever wondered how old a big tree is, or counted the rings in a tree stump to discover a tree’s age? Why do the...
