After evidence surfaced in 2018 that leading face-analysis algorithms were less accurate for people with darker skin, companies including Google and Meta adopted measures of skin tone to test the ...

Researchers from the University of Pennsylvania have discovered key insights into the molecular basis of skin color variations among African populations. Their findings, published in Nature Genetics, ...

Researchers from the University of Pennsylvania have discovered key insights into the molecular basis of skin color variations among African populations. Their findings, published in Nature Genetics, ...

For most of our evolutionary history, human activity has been linked to daylight. Technology has liberated us from these ancient sleep-wake cycles, but there is evidence sunlight has left and ...

Human skin color is primarily determined by the pigment melanin, which includes eumelanin and pheomelanin. The amount, distribution and type of melanin also affect hair and eye color. Factors such as ...

The textbook assumption is that when the first modern humans arrived in Europe, around 45,000 years ago, they quickly evolved pale skin to adapt to the region’s dimmer sunlight relative to Africa. The ...

Sarah Tishkoff Of the University of Pennsylvania led a collaborative team of researchers who have discovered key insights into the molecular basis of skin color differences among Africans. “There’s so ...