You're probably familiar with sunflowers, a member of the Asteraceae family of flowering plants. But the biology of the sunflower is a bit different than the common perception of a big flower composed ...
When people are asked to draw the flower of a sunflower plant, almost everyone draws a large circle encircled by yellow petals. "Actually, that structure is the flower head, or the capitulum, which ...
Do you see the pattern? Each number in the series after the first two numbers is the sum of the preceding two numbers. So 55 is just the sum of 34 and 21, and so on. You can carry the sequence on for ...
Pine cones. Stock-market quotations. Sunflowers. Classical architecture. Reproduction of bees. Roman poetry. What do they have in common? In one way or another, these and many more creations of nature ...