What’s your favorite color? My favorite color has always been green. I guess it figures, given my life-long interest in plants. But, if you ask me what my favorite color of flower is, I would say blue ...

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 ...

One final note of interest: the May moons will appear a bit smaller. The moon's orbit around the Earth isn't a perfect circle ...

At a dinner party, or in the schoolyard, the question of favourite colour frequently results in an answer of “blue”. Why is it that humans are so fond of blue? And why does it seem to be so rare in ...