Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

Yeti has officially dropped its first seasonal color collections of 2025: Big Sky Blue and Firefly Yellow. The Big Sky Collection features a pastel, baby blue color while the Firefly Collection is a ...

Some cyanobacteria have pigments that specialise in harvesting green light to power their photosynthesis, which may be an evolutionary adaptation to a time when the oceans were iron-rich and green-tin ...