Imagine if a plant in a farmer's field could warn a grower that it needs water? Or if a farmer could signal to plants that dry weather lies ahead, thereby prompting the plants to conserve water? It ...

New research has found when plant leaves physically touch each other, they seem to form a biological signalling network to warn each other about the upcoming stress. This can boost their resilience to ...

Dear EarthTalk: Is it true that plants communicate by sending chemical signals through the air? -- Melissa, via email Recent research reveals that plants, despite lacking brains or nervous systems, ...