I started teaching in 1977, and across my nearly 50 years, I noticed that students were always interested in the history of ...

From the simple cross that convent school children are used to drawing in the ... One of the most famous and easy-to-remember symbols is undoubtedly the ‘OM’, or sometimes written as ...

The red heart emoji dominates as one of today’s most-used symbols. What’s fascinating is its global resonance it’s recognizable and effective in nearly every culture. Dubbed the most popular ...

The swastika is one of the most ancient symbols used by humans and has been found in nearly every corner of the world. But for most people in the West, the swastika remains inextricably linked to ...

The most widely used of all ISA standards, ISA-5.1, Instrumentation Symbols and Identification, has been published in a 2022 version that provides clarifications and corrections to the previous 2009 ...