Tattoos are pretty permanent decisions, and laser removal is often described as more painful than actually getting them in the first place. But what about a design that can only be seen when you want to see it? Engineers at the University of Colorado Boulder are working on a new type of tattoo ink to
Nigeria has become a major hub for the illegal trade of vultures, conservationists say, partly because of its biodiversity and porous borders. “We are doing everything possible to make sure that the smuggling of items, including vultures, including donkeys, and other species outside the country is suppressed to the barest minimum,” insists Abdullahi Maiwada, a
The size of scientific research teams has steadily increased over time.Credit: two meows/Getty Few articles in history have had the disruptive impact of the 1953 article by James Watson and Francis Crick. Nature article proposing the double helix structure of DNA1. It is a classic of small team science; two authors who propose a paradigm-changing
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