Now that we know about the history of mustard, it’s time to learn about one of its companion foods. Mental Floss’ Food History is here to explain where the first pretzels came from, how they evolved from a religious food into the popular snack we know and love today, and why we have both soft and hard versions.
Let’s face it. Change is hard. Even if you have solid goals and desires, you might find it difficult to adapt your behaviors to get there. Kurzgesagt explains the physiological reasons that make it hard to change and some practical advice on how to break through when you’re stuck in a rut.
So you’re cruising down the highway, when all of a sudden you’re in a traffic jam. But there are no accidents, construction, or other emergency activity, so why does this happen? TED-Ed explores the phenomenon known as a “phantom traffic jam,” what makes them happen, and how we might minimize their occurence.
When automakers want to test cars for longevity, they put them on rollers and shakers to simulate long-term driving. But how do you test how long roads last? Tom Scott takes us to a pavement testing facility in France that uses a rapidly spinning machine called a fatigue carousel to rapidly imitate decades of road use.
It doesn’t matter if you’ve got the most expensive display you can buy, gradients of color in dark scenes often look like a blocky mess. Tom Scott offers a great explanation of the technological limitations that cause these issues, and the visual mechanisms that make them less noticeable in brighter scenes.
This interactive educational system helps students learn about the physical properties of structures. It combines a set of beams, levers, pivot points, and other parts that attach to a backboard which work in concert with augmented reality projections to show the physics at play when forces are applied.
The reason that electric plugs typically have two or three metal prongs is very easy to explain. But what about those holes you see in the tips of the prongs? Silver Cymbal digs into the backstory and purpose of this mysterious design attribute and shines some light on the topic.
These days, many of us have second and third income sources to help pay our bills or to grow our savings. This bundle of ten useful courses will help you build and succeed at your own home business so you can make a little extra scratch, or maybe even live the dream of working for yourself full-time.
Whether on a sammie with bacon, chicken and cheese, or in a spicy guac, we delight in our delicious avocados. But this tasty and nutritious natural treat might not even exist today if it weren’t for some prehistoric farmers who saved them from extinction. SciShow explains.
If you’ve ever visited one of Disney’s theme parks, you have been tricked. The parks frequently employ an optical illusion known as forced perspective to make structures look bigger or smaller than they actually are. Art of Engineering explains the trickery and why our brains get so easily fooled by it.
Imagine, if you will, that the entire 4.5 billion year history of the Earth was collapsed down to a 24-hour single day. Bright Side’s educational video does just that, taking significant events in the development of our world and giving us a relative sense of how closely together they played out.
Learn to get the most out of Facebook with this series of 11 online courses from The Awesomer Shop. Among the lessons, you’ll learn about building and engaging an audience, creating Facebook ads and boosted posts that perform, and using Facebook Messenger as a marketing tool.
Want to get in on the cryptocurrency movement, but don’t understand how it all works? This series of nine courses will teach you the basics of Bitcoin, Stablecoin, Steemit, and other cryptocurrencies, along with digital wallets, trading, and how to make money by investing NFTs or by blogging and posting to social media.
We love us some gummy bears. There’s something so perfect about their chewy texture, fruity flavors, and adorable form that makes them special. Mental Floss series Food History looks back at the origins and evolution of the tasty candy treat, which first took their bear-shaped form in the 1920s in Germany.
With their green and copper color scheme, circuit boards have a distinctive look. It turns out that there’s a good reason that so many of them are the same color. Today I Found Out offers an in-depth explanation of how circuit boards are made, what they’re made from, and why they look like they do.
In 2020, more than 120 billion pieces of cardboard were used to pack and ship items in the U.S. alone. It’s also one of the world’s most successfully recycled materials. New Mind digs into the history, science, and success of the ubiquitous corrugated paper material.
English is one of the many Indo-European languages spoken in many parts of the world. Harrison Holt of The Generalist Papers looks at how our language evolved dramatically over the centuries and how it’s related to languages like German, Dutch, and Swedish.
The font Cooper Black dates all the way back to 1922, and over its century in use has appeared everywhere from David Bowie albums to ramen noodles, to signs for neighborhood businesses. Vox digs into the history of this playful, yet legible serif typeface, and why it became so popular.
Howdy, folks! It’s science time! Veritasium explains how gravity isn’t a force according to the General Theory of Relativity. He then demonstrates how the way we are moving through space-time while standing on Earth isn’t really any different from what an astronaut experiences as their rocket accelerates through space.
When the U.S. started creating highways connecting the nation, interstates were identified with a logical numbering scheme. CGP Grey looks back at the rationale behind the numbers which have since become cluttered with intrastate interstates, bypasses, beltways, spurs, and exception cases to confuse matters.
Bowling has been around in one form or another for roughly 7000 years. Veritasium explores some of the significant technological advancements that the seemingly simple sport has experienced in the last few decades, along with the physics at play in the design of bowling balls, pins, and alleys.
Narrow-minded people often call others out for not being normal. But is anyone really normal or typical? This TED-Ed lesson by Yana Buhrer Tavanier explores the history of the term and how its misuse has had a tremendously negative impact on society. Animated by Eoin Duffy.
We may take the roof over our head for granted these days, but in the 18th century, families venturing into the interior of North America had to build their own shelters to survive the elements as they headed westward. Frontier lifestyle expert Jon Townsend shows us how they might have constructed a shelter without any nails.
Videos and film images aren’t moving at all. They’re just a collection of back-to-back frames that our brains stitch together to create the illusion of movement. Joe Hanson of the PBS series Be Smart takes a deep dive into the way that our eyes and minds process images and how motion picture devices work.