Tag: history

What is COVID-19 and what we can do to prevent its spread? Researchers summarize the current state of known medical and biological information about COVID-19 and discuss ways to control the spread of the disease.

Posted on March 27, 2020November 16, 2021 by Tony Jia 120 views

Since December, 2019 a virus which causes the COVID-19 disease has been spreading, resulting in a global pandemic. While some questions…

What the ruby slippers from The Wizard of Oz can teach us about conservation Researchers from the Smithsonian meticulously analyze the 80-year-old ruby slippers and learned how to preserve them for future generations

Posted on January 15, 2019July 1, 2021 by namratadave 509 views

Scientists use advanced lab techniques to examine every detail of the ruby slippers to understand what they are made of, the age of the…

Ancient Egyptian ink may help us literally piece together history The copper responsible for creating the characteristic Egyptian-blue color is detected within ancient Egyptian inks, which may help reconnect brittle fragments of these priceless documents.

Posted on December 21, 2017April 7, 2021 by namratadave 947 views

Modern pen and paper has an ancient ancestor – ink and papyrus. Around 5,000 years ago, ancient Egyptians invented arguably one of the…