On remote islands of Papua New Guinea, people carry a story that ties us all back to our deepest roots. Although their striking appearance once puzzled scientists, new genetic evidence shows they share a common ancestry with other Asians, shaped by isolation, adaptation, and even interbreeding with mysterious Denisovans. Yet, their unique history — marked …

Who are the Papua New Guineans? New DNA study reveals stunning origins Read More »

A groundbreaking project is piecing together Leonardo da Vinci’s genetic profile by tracing his lineage across 21 generations and comparing DNA from living descendants with remains in a Da Vinci family tomb. If successful, the effort could reveal new insights into Leonardo’s health, creativity, and even help confirm the authenticity of his works. ​A groundbreaking …

Scientists are closing in on Leonardo da Vinci’s DNA Read More »

Volcanic eruptions on the remote island of Nishinoshima repeatedly wipe the land clean, giving scientists a rare chance to study life’s earliest stages. Researchers traced the genetic origins of an extinct purslane population to nearby Chichijima but found striking quirks—evidence of a founder’s effect and genetic drift. These discoveries shed light on how plants recolonize …

A volcano erased an island’s plants. Their DNA revealed how life starts over Read More »

Diabetes affects millions of Americans, and many don’t even realize they have it. Instead of relying on costly and time-consuming lab tests, scientists at Penn State have developed a breath sensor that can detect diabetes and prediabetes within minutes by measuring acetone levels. Built from laser-induced graphene and zinc oxide, the sensor is lightweight, inexpensive, …

New breath sensor detects diabetes quickly and easily Read More »

Researchers have created a two-stage acne patch with tiny arrowhead-shaped spikes that deliver healing compounds directly under the skin. Trials showed pimples vanished in seven days, and the technology may expand to treat other conditions. ​Researchers have created a two-stage acne patch with tiny arrowhead-shaped spikes that deliver healing compounds directly under the skin. Trials …

Clear skin in a week with this breakthrough acne patch Read More »

Nature has long been the source of lifesaving medicines, from willow bark’s natural aspirin to new discoveries in tropical fruits. Now, chemists at the University of Delaware have pioneered a way to recreate powerful molecules from guava plants that show promise against liver cancer. Their method provides a low-cost, scalable recipe for scientists worldwide, sparking …

Guava’s secret molecule could fight liver cancer Read More »

New research reveals lymphoma can directly accelerate aging in the immune system and vital organs, independent of treatments like chemotherapy. The changes, sometimes reversible, highlight a hidden dimension of cancer—and possible new paths for intervention. ​New research reveals lymphoma can directly accelerate aging in the immune system and vital organs, independent of treatments like chemotherapy. …

Scientists discover cancer’s hidden power to accelerate aging Read More »

Eye drops combining pilocarpine and diclofenac helped patients read extra lines on vision charts, with effects lasting up to two years. The treatment could revolutionize presbyopia care as a safe, non-surgical alternative to glasses. ​Eye drops combining pilocarpine and diclofenac helped patients read extra lines on vision charts, with effects lasting up to two years. …

Daily eye drops could make reading glasses obsolete Read More »