Researchers found these bacteria actually contained numerous colourful pigments, including orange and red as well as purple. After determining which wavelengths of light these bacteria reflected ...

A purple wave of faulty streetlights has swept across the USA, generating incorrect theories, bad lighting and fans of an ...

Purple sulfur bacteria can be found in different ecosystems with enough sulfate and light, some examples are shallow lagoons polluted by sewage or deep waters of lakes, in which they could even bloom.

Feb. 20, 2024 — Purple sulfur bacteria (PSB) convert light energy into chemical energy through photosynthesis. Interestingly, certain species can photosynthesize even in environments with low ...

those using marine purple photosynthetic bacteria require very simple raw materials. “All we need is seawater as a culture medium, light and an electron donor, which can be obtained from organic ...

In 2024, Davis and three other lighting researchers analyzed multiple LED modules from streetlights that were producing the purple light, using both microscopic and thermal analysis. The group ...