Fermentation has been used to make foods and drinks for thousands of years. This is despite the fact that the science behind the process was only recently discovered. Common fermented products include chocolate, coffee, soy sauce, and yogurt, among others.
While cooking, you use chemistry constantly, likely without even knowing it! For example, water must be boiling before pasta can be cooked in it. What other instances of chemistry are there in cooking? How is cooking chemistry relevant to you?
Indiana Jones movies depict daily life as an archaeologist to be a dangerous adventure. But archaeological research today involves little fighting, a bit of finding treasures, and a lot of surveying and analysis.
Some people get along well, while others don’t. Similar relationships exist amongst other living things. These interactions, called symbiosis, range from mutually beneficial to parasitic.
Physics can be difficult, but a relatively simple concept in physics are the simple machines. Simple machines allow humans to complete tasks with less effort.
You’ve probably noticed that some things float on water and others sink. This is due to the relative densities of the objects and the liquid they are immersed in. Density is defined as the mass per volume of a substance.
Diversity is an important part of the human experience. Why should and how can you teach your child about race and racism?
Many dogs become frightened during thunderstorms – and their owners might, too! Where do thunderstorms come from? And why do they make lightning and thunder?
Washing your hands thoroughly requires soap and water. But how does soap keep your skin clean and free of germs? There is a bit of chemistry underlying how soaps work.
Depending on where you live and your personal habits, you may or may not recycle. But why is it important to recycle? Why isn’t recycling more prevalent?