Scientists have been campaigning to turn the fast-growing Azolla into a food of the future. Others envision it becoming both a sustainable biofuel and a fertilizer that captures carbon. What is Azolla ...

Azolla is a floating aquatic fern with a very fast growth. That’s important for multiple reasons, the first being that the fern shows “great promise as a biofuel,” says Rothfel. While it’s been used ...

Like a priceless painting, the beautiful blue and green swirl in a lake or pond presents a look-don’t-touch kind of situation. It’s the work of proliferating cyanobacteria, also known as blue-green ...

FIFTY million years ago the Earth was overheated by greenhouse gases and the future of life seemed bleak. But a little green fern saved the day. Can it do it again? Behind the shift which created the ...

Those driving along the Delta Highway north of the Valley River Center Mall may notice a unique quirk of the Delta Ponds this time of year: they are red. The red stuff adorning the 150-acre waterway ...

Don't miss out on the headlines from World. Followed categories will be added to My News. Behind the shift which created the balmy climate of the past few million years was a geological coincidence: ...