What is COVID-19 and what we can do to prevent its spread?
Since December, 2019 a virus which causes the COVID-19 disease has been spreading, resulting in a global pandemic. While some questions…
Tag: history
What the ruby slippers from The Wizard of Oz can teach us about conservation
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
Modern pen and paper has an ancient ancestor – ink and papyrus. Around 5,000 years ago, ancient Egyptians invented arguably one of the…