Some doctors think face shields protect against the coronavirus as well as masks

Now that we've gotten used to the idea of wearing masks or bandannas when we go out in public, some doctors are proposing an alternative.

Amber fossils unlock true color of 99-million-year-old insects

Nature is full of colors, from the radiant shine of a peacock's feathers or the bright warning coloration of toxic frogs to the pearl-white camouflage of polar bears.

New mathematical idea reins in AI bias towards making unethical and costly commercial choices

Researchers from the University of Warwick, Imperial College London, EPFL (Lausanne) and Sciteb Ltd have found a mathematical means of helping regulators and business manage and police Artificial Intelligence systems' biases towards making unethical, and potentially very costly and damaging commercial choices—an ethical eye on AI.