Tech

How plants turned predator

Enlarge / A blow fly trapped on a carnivorous sundew plant. (credit: Cathy Keifer | Getty) Toward the end of the 19th century, lurid tales of killer plants began popping up everywhere. Terrible, tentacle-waving trees snatched and swallowed unwary travelers in far-off lands. Mad professors raised monstrous sundews and pitcher plants on raw steak until […]

Tech

Scientists draw inspiration from catchweed to create biodegradable Velcro

Enlarge / Artist’s representation of the microstructure of Velcro. Scientists at the Italian Institute of Technology have created a soft, biodegradable and soluble Velcro inspired by the particular micro-hook structure of leaves on the “catchweed” plant ( Galium aparine ). (credit: Clouds Hill Imaging Ltd. /Getty Images) There’s rarely time to write about every cool […]

Tech

What fractals, Fibonacci, and the golden ratio have to do with cauliflower

Enlarge / Macro-photo of green Romanesco cauliflower showcases the vegetable’s striking fractal pattern. (credit: Cathy Scola / Getty Images ) It’s long been observed that many plants produce leaves, shoots, or flowers in spiral patterns. Cauliflower provides a unique example of this phenomenon, because those spirals repeat at several different size scales—a hallmark of fractal […]