Butterfly pea, also known as aparajita in India, grows as a vine and has a striking blue flower. Around two years ago, Brahma ...

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Tom Oder is a writer, editor, and communication expert who specializes in sustainability and the environment with a sweet spot for urban agriculture. There's a reason the intensely blue orchid flowers ...

Adrian Dyer receives funding from The Australian Research Council. At a dinner party, or in the schoolyard, the question of favourite colour frequently results in an answer of “blue”. Why is it that ...