Blue is the rarest flower color, seen on only 10 percent of the 280,000 flowering plants on Earth. Among those who specialize in color analysis, it is sometimes claimed that, in reality, there has ...

In nature, blue is much rarer than you might think. Sure, the sky is blue when the weather’s nice, and so is the ocean. But the vast majority of plants and animals are incapable of making blue pigment ...

Some people believe the blue lotus flower has health benefits, including for anxiety and sleep. However, it has psychoactive properties, and research on its safety and efficacy is needed. Blue lotus ...