The leaves rustle gently in the breeze, the intoxicating aroma of fallen leaves wafts into my nostrils, while songbirds sing amid the distant hum of backpack blowers. Hold on, one thing seems out of ...

The spiky, iconic Canadian maple leaf. A large, lush Florida palm leaf. Thin aspen leaves rustling in the crisp Colorado air. You can probably recall many different leaf shapes from many different ...

Physicist Helen Czerski explores the complex science behind familiar phenomena. Read more columns here. London trees are often understated until you notice them and then spectacular once seen. In the ...