Long suspected to be biological in origin, desert varnish is confirmed to be the product of light-gathering microbes that concentrate manganese as sunscreen.
“Natural selection” is like a Swiss Army knife that researchers in widely different disciplines use to solve their problems.
Hemoglobin is well known as the molecule that transfers oxygen in blood, but its precursor, heme, is lesser known.
Consider: the best minds in science and engineering are trying to approach the capabilities of bacteria.
Researchers show that the hand can reveal information as infrared light, which can be manipulated in multiple ways for encryption, illumination, and design.