Was the 6-foot social distancing rule during the COVID-19 pandemic made up? Let’s start at the beginning of where this claim ...

The well-known 6-foot social distancing rule presented by the CDC was likely not based on scientific data, as Fauci described ...

If you line up the 3 on the sliding part with the 6 on the fixed part ... of the spectrum were giant slide rules meant for use in a classroom (some were 7 feet long). For very precise work ...

Before there were apps for tablets and smartphones, before mathematics education software was easily installed on personal computers, before electronic calculators entered professional practice and ...

This merger added a range of PIC slide rules to their range. the plastic slide rules where introduced in the 1960s and in 1967 the company became British Thornton. The slide rule was the evelution ...