From bird feathers to fruit skins, there are two main ways to display color in the natural world: by pigment substances that provide selective color absorption, or by structural color – using microscopic compositions to control light reflection. Now scientists have created a computer model that explains why the brightest …
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FILE PHOTO: An almost empty street is seen outside Cambridge University, as the spread of coronavirus (COVID-19) disease continues, Cambridge, UK, 1 April 2020. REUTERS / Andrew Couldridge LONDON (Reuters) – The University of Cambridge is set to begin clinical trials in the autumn of its possible coronavirus vaccine after …
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Early clinical trials of a Covid-19 vaccine that is among those currently in late-stage testing have shown favorable responses among participants in terms of antibody and immune cell responses. Mainz, Germany-based BioNTech and New York-based Pfizer said late Thursday afternoon that among U.S. Phase I student participants who received the …
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