The cells of potatoes are surrounded by a fairly fragile membrane, whose mission is to maintain the balance between the inside and the outside. When...
An airplane flies mainly thanks to the phenomenon called lift. This force occurs because of the specific shape of its wings, curved on top and...
Plants capture sunlight through a well-known pigment called chlorophyll, the main player that gives leaves their green color. This captured light allows the plant to...
If you find that a chili pepper burns your mouth, it's because it contains a molecule called capsaicin. This substance is naturally produced by the...
Most substances become denser when they cool down, but water is a rebel! When it freezes, it adopts a particular structure and becomes less dense...
The Moon orbits around the Earth, and our planet in turn orbits around the Sun. The journey of the Earth around the Sun lasts about...
Predators play an essential role in maintaining the balance of ecosystems: they regulate the number of prey species, thus preventing their excessive proliferation. Without them, certain populations...
To produce lightning, an atmosphere must gather certain key ingredients such as thick clouds made up of various particles (water, ice, dust) that can collide...
Photosynthesis is when a plant takes in sunlight, water, and carbon dioxide (CO2), and turns them into sugar and oxygen. The process primarily takes place...
Light plays a key role in the gradual degradation of colors. More specifically, it is the ultraviolet (UV) rays from the sun that pose a...
