Blue may seem common in the sky and oceans, but in the animal kingdom it is actually one of the rarest colors in existence . Most “blue” animals are not truly blue at all — instead they use ...

Eating in the U.S. and the U.K. might seem alike at first glance, but small details quickly reveal how different the two ...

Octopuses are unlike anything else on Earth. They have three hearts, blue blood, no bones, venomous saliva, and enough ...

You may have bought potentially dangerous kids toys from Walmart or other major retailers. Here's how to check. (Photo: CPSC) ...

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Birds rely on their eyesight to locate food, water, shelter, and safe places to nest. They are highly perceptive of color, ...

Robert F. Kennedy Jr. has argued that artificial dyes are "poisonous compounds" that are harming America's kids. Does he ...

A new blue octopus species, Microeledone galapagensis, was recently discovered near Darwin Island in northern Galápagos.

Algal blooms can seem to appear overnight. A stretch of ocean that looked clear days earlier can suddenly appear discolored ...

Apple purchased a small, one-person company called Patchflyer back in January, according to new acquisition disclosures provided by the European Union. Patchflyer was owned by Jonathan Ochmann, who ...

Fly agaric’s bright, contrasting colors evolved, not to make them easy to find, but as aposematic coloration, or warning ...

Some of the world’s most beautiful wonders are also its most dangerous. From toxic lakes to active volcanoes, these places ...