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Toy company Mattel has created a Barbie doll in honour of the AstraZeneca vaccine co-creator Professor Sarah Gilbert. Professor Gilbert, who led development of the life-saving jab, said she initially found the gesture “very strange” but hoped it would inspire young girls to work in science, technology, engineering and mathematics (Stem). “I am passionate about inspiring the next generation of girls into Stem careers and hope that children who see my Barbie will realise how [...]

Scientists believe they have uncovered “new evidence” that shows how acute stress can cause hair to turn white prematurely. Mice experiments have revealed that extreme levels of stress causes the sympathetic nervous system, which is responsible for the body’s rapid involuntary response to dangerous or stressful situations, to become hyperactive. This, in turn, drives the rapid depletion of stem cells responsible for hair colour, leading to pigment loss and development of [...]

What was once known as a single species of electric eel is actually three different species, with one of the newly classified organism producing the highest voltage discharge of any known animal, according to a study. The research, published in the journal Nature Communications, offers new insights into the origin and production of strong electric discharges in fishes. Electric eels belong to the knifefish family, and are closely related to catfish and carp than to other eel families, the [...]