We know rhubarb as a tart fruit that looks like pink celery, but it also has a bulbous underground storage unit that was used medicinally for millennia -- and lets it grow in complete darkness. Learn about the pie plant (and how rhizomes work) in this episode of BrainStuff, based ...Show more
How Does the Blue-Footed Booby Work?
This marine bird carries the color of the ocean in its webbed feet, was named after an insult, and uses its excrement in creative ways. Learn about the blue-footed booby in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/birds/blue-footed-b ...Show more
Salt is a magical substance. It reduces bitterness, enhances sweetness, boosts flavor, and preserves perishable foods. Without it, we would die: the human body can’t make sodium, but our nerves and muscles don’t work without it. It was considered rare until quite recently, so it’ ...Show more
Salt is a common ingredient in many foods, and it’s essential for our health. Salt is made up of sodium and chloride, two minerals that help regulate fluid balance, blood pressure, nerve and muscle function. According to the World Health Organization (WHO), adults should consu ...Show more
Too much salt in your diet? Not enough potassium? Welcome to the 99.99 percent club. This episode features audio from Fewer Than 1 in 5,000 Meet Sodium and Potassium Recommended Intakes, Are Potassium Chloride Salt Substitutes Effective?, and Potassium Chloride Salt Substitute Si ...Show more