Monthly Archives: April 2020

Two-metre social distancing is well understood

We are now several weeks into the lockdown to contain the spread of coronavirus (also known as COVID-19). Ronnie Cohen, one of our frequent contributors, looks at a particular aspect of government advice – social distancing. Likes(14)Dislikes(0)

Posted in General, Health, Road signs | Tagged , , , , , , , | 39 Comments

Experts weigh in

Following our article on the new definition of the kilogram, Martin Vlietstra, one of our occasional contributors, provides some insight into how, in the 21st century, this standard is passed down to us, the general public. Likes(7)Dislikes(0)

Posted in Technical | Tagged , | 2 Comments