Many old books contain toxic chemicals—here's how to spot them

In our modern society, we rarely consider books to be dangerous items. However, certain books contain elements so hazardous that they require scrutiny before being placed on the shelves of public libraries, bookstores or ...

Reliable packaging for chemical-free food

It is not obvious when examining a wrapped lettuce or a microwavable bowl of Chinese soup. But plastic food packaging is made of multiple layers designed to act as a barrier for oxygen or bacteria. "Each of these layers is ...

Researchers develop increasingly complex mini-brains

Scientists of the D'Or Institute for Research and Education have improved the initial steps of a standard protocol and produced organoids displaying regionalized brain structures, including retinal pigmented cells. Their ...

From bands to spots, the secrets of the leopard gecko's skin

While the patterns and colors of lizards' skin are fascinating, the mechanisms behind them are largely unknown. A team from the University of Geneva (UNIGE) studied the leopard gecko, a popular lizard, to understand how the ...

B-Raf and C-Raf proteins turn mouse white

Mice with black fur that turns white? Specialist cancer researchers from Inserm, CNRS, the Institut Curie and the Université Paris-Sud have taken steps to better understand the development of skin cells responsible for pigmentation ...

A new vibrant blue pottery pigment with less cobalt

Whether ultramarine, cerulean, Egyptian or cobalt, blue pigments have colored artworks for centuries. Now, seemingly out of the blue, scientists have discovered a new blue pigment that uses less cobalt but still maintains ...

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