Despite their name, peanuts aren’t true nuts. They are actually legumes, which are plants that produce their seeds in pods, similar to beans, lentils, and peas. Peanuts grow underground, whereas true nuts like acorns and chestnuts grow on trees. The confusion comes from the fact that peanuts s

Bananas are slightly radioactive, due to their high levels of potassium, and specifically the isotope potassium-40. Potassium is an essential nutrient for human health, and this isotope occurs naturally in many foods, but bananas have more of it than most. The radioactivity from bananas is so low th

It’s difficult to comprehend the vastness of the universe, but one striking comparison is that there are more stars in the observable universe than there are grains of sand on all the beaches of Earth. Scientists estimate that there are around 100 billion galaxies in the observable universe, a

Clouds may look light and fluffy, but they are surprisingly heavy. A single cumulus cloud the large, puffy clouds you often see in the sky can weigh more than a million pounds. This is because clouds are made up of tiny water droplets or ice crystals that are suspended in the air. Even though the wa