A new study published by an international team of researchers led by Taro Matsuo, an astrophysicist at Nagoya University in Japan, argues that this evolutionary trend made sense 3 billion years when ...

Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Mars is often seen as a barren, rust-colored wasteland, but NASA’s Curiosity rover has just revealed a surprising burst of ...

Mars will appear bright and amber coloured, positioned high in the east each evening. It stays in the night sky for hours and only sets just before sunrise. The biggest planet in our solar system ...