The yellow center of the 'killer chrysanthemum' contains a natural toxin that is a powerful insecticide. This flower, the pyrethrum plant, contains a potent chemical that is made into an effective, ...

Flower (flwr) is a framework for building federated AI systems. The design of Flower is based on a few guiding principles: Customizable: Federated learning systems vary wildly from one use case to ...

The spines of the jumping cholla cactus slide in with ease, but they’re grueling to extract. You can thank their barbs. ByKatherine J. Wu Tuesday, November 20, 2018 NOVA NextNOVA Next This unfortunate ...

Cacti species are plants that are well adapted to growing in arid and semiarid regions where the main problem is water availability. Cacti have developed a series of adaptations to cope with water ...