Nearly all other metazoans are bilaterians — so named because they have bilateral symmetry. Previous studies have shown that the last common ancestor of cnidarians and bilaterians had about 26 ...

But, if you step outside, into a garden, park or even the grounds at your school, you can also find symmetry in nature. Join Hannah and Maya as they meet up with Angela at Backwell Lake in North ...

Bilateral Body Symmetry: A well-proportioned physique suggests ... The Fibonacci Sequence: Nature’s Code for Beauty The Fibonacci sequence, a series of numbers where each number is the sum ...