The lunar gravity pulls the water from the oceans towards it, creating a bulge of water on the side of the Earth facing the Moon. Surprisingly, a...
Butter is primarily made up of fat, around 80%, mainly consisting of molecules called triglycerides. Triglycerides, in essence, are glycerol attached to three fatty acids, somewhat like...
Yeast is primarily a small, living fungus. When it receives warm water and something to eat (flour, sugars), it comes into action. It consumes these...
The sun's UVB rays are essential because they transform a molecule present under the skin called 7-dehydrocholesterol into pre-vitamin D3. When you sunbathe (yes, even...
Leaves contain several types of pigments, such as chlorophyll (green pigment), carotenoids (yellow to orange), and anthocyanins (red, purple). The green color of leaves in...
Stars, like our Sun, are gigantic balls of gas composed mainly of hydrogen. At their core, the pressure and temperature are so enormous that reactions...
The Moon often appears much larger when it touches the horizon than when it is high in the sky. However, its actual size does not...
Plants that grow in very acidic soils often develop morphological tricks to survive comfortably in these challenging conditions. Some have very shallow and extensive roots...
The cat is a crepuscular animal, which means it is naturally more active at dawn and dusk. In the wild, it is mainly during these...
The green color of still immature bananas primarily comes from chlorophyll, this well-known pigment that also gives leaves their green color. As the fruit ripens, this chlorophyll...