The “@” symbol, or as we commonly recognize it today – the email address staple, has an intriguing and multifaceted history. This story traces its lineage from ancient manuscripts to the heart of modern electronic communication. 1. The Historical Antecedents of @ The first record of the @ symbol dates back to a 1345...
Have you ever paused to consider where the energy that powers your home, your office, and the street lights comes from? Today, we dive deep into an energy source that’s sparked debate for decades—nuclear power. This isn’t a story of a sci-fi movie, but rather one that impacts you and your environment every day....
In 1929 Moscow, an observant newspaper editor realized reporter Solomon Shereshevsky never jotted down notes. Why? Shereshevsky had a remarkable gift — he could remember virtually everything. This intrigue led to an appointment with neurologist Alexander Luria. Over 15 years, Luria presented Shereshevsky (referred to as “S”) with increasingly challenging memory exercises. Luria’s verdict...
Traveling without a visa? Here are five stunning African nations that don’t require a visa for South African passport holders. The holiday season is quickly approaching, and if you’re looking for a visa-free vacation destination that’s close to home, Africa boasts several stunning locations that South African citizens can visit without a visa. Get...
You may have chanced upon a photo of your grandfather, his head shining brilliantly under the African sun. Does this make you wonder, “Will I be next?” Here’s a little scoop: By 30, there’s a 30% likelihood you’ll experience hair thinning. This increases by 10% with each decade. So, if your 50-year-old uncle is...
“I can’t even jog without feeling faint!” is a common lament many have jokingly declared, hinting they might be allergic to exercise. But is there a grain of truth here? Dive into the curious case of Exercise-Induced Anaphylaxis (EIA). The Rare Allergy to Movement Anaphylaxis, a life-threatening allergic reaction, isn’t common, accounting for only...
Muscle cramps—those sudden, agonizing contractions that disrupt workouts—are a common adversary for many athletes. Understanding their elusive origins, however, remains a complex puzzle. Let’s delve into the intricate world of muscle cramps, uncovering their various types and exploring the multifaceted reasons behind their occurrence. Types of Cramps True cramps Rest cramps Tetanic cramps Dystonic...
For South Africans yearning for global horizons, the golden visa might just be the golden ticket. Curious about how to get one? Let’s journey through the nuances and prime destinations of this opportunity. It’s more than just rugby rumors circulating that Jacques Nienaber might be off to Ireland post-2023 Rugby World Cup. The golden...
If you’ve ever been bestowed with the “glow-in-the-dark” skin like mine, you understand the pain of a blistering sunburn all too well. The desperate hope that your sunscreen shield will withstand the sun’s relentless assault is a ritual every summer. But have you ever wondered how exactly it does its job? Let’s Start With...