There’s “green energy” and then there’s truly GREEN energy, or rather, blue-green energy. A colorful colony of photosynthetic cyanobacteria, known as blue-green algae, have successfully powered a ...

As NPR marks its 50th anniversary, we look back at an innovation that also changed the world in 1971: the unveiling of the first commercially produced microprocessor. NPR turned 50 this year. And to ...

A milestone in human achievement, the Q1 microprocessor computer was released more than half a century ago, and only one other is known to exist. The history of computers, and especially of what ...

Use left and right arrow keys to seek audio. A study on the algae-powered microprocessor titled "Powering a microprocessor by photosynthesis" has been published in the journal Energy & Environmental ...

Blue-green algae sealed within a small container have powered a computer for six months. Similar photosynthetic power generators could run a range of small devices cheaply in the coming years, without ...