Category today i learned (til)

health, fitness, medicine, environment, ecology, how to learn tricky topics in science and math, new discoveries, news, current events

The science and history of the PB&J sandwich

The PB&J sandwich is a humble combination of sweet, salty, and creamy. Where exactly did this classic sandwich originate, and what are the details behind its nutritional value? Before the invention of the PB&J, its three essential ingredients had to…

Matcha Magic

What is matcha?  Matcha is high-grade green tea grounded into powdered form. It comes from the leaves of the Camellia sinensis plant. Compared to other teas, matcha is a little quirky, due to the fact that it is shade grown,…

Cracking the Code: The Towers of Hanoi

Now that we have developed a fundamental understanding of how different counting systems, especially binary, work, we can begin to understand the optimal solution to the Towers of Hanoi. One by One  Because binary digits are restricted to just one…

Cracking the Code: Binary Basics

The Towers of Hanoi A set of colorful, cascading disks stacked on a peg. What could easily double as a child’s toy also serves as an ancient mathematical puzzle, the Towers of Hanoi. Often used to teach recursive problem solving…

‘Fun’nett Squares: Gene-tic-tacs Activity Booth

Recently, our project team ran an activity booth at a science-themed block party. The booth was a fun way to teach partygoers about the science behind genetics, phenotypes, and Punnett squares. Our team created an interactive activity that presented partygoers…

Kidneys: The Innocent Bystanders

When we purchase over-the-counter medicines, there’s often an assumption of their relative safety and harmlessness. After all, most ‘dangerous’ compounds are protected behind a prescription, right? Surely, if the directions on the back of the box or bottle are followed,…