Most glass is made by melting down soda ash, limestone and quartz sand. gezgin01/iSock via Getty Images John Mauro, Penn State and Katelyn Kirchner, Penn State Glass is a material of many faces: It is both ancient and modern, strong yet delicate, and able to adopt almost any shape or color. These properties of glass […]
I’ve seen a lot of really cool geek toys and fun astronomical displays throughout the years writing for Geeks are Sexy, but I don’t think I’ve ever seen one as amazing and gorgeous as this quantum levitating solar system. The sun acts as a lamp (optional, so if you want it, be sure to select […]
Hold onto your sunscreen, folks, because I’ve got some news for you: The Sun, that big ball of fiery goodness in the sky, is actually green! Yes, you heard me right. Green like the Grinch’s heart on Christmas morning. But before you start questioning your entire existence, watch this video from Sci-Show to learn all […]
With an impressive operational speed of 270 miles per hour, The Shanghai Maglev currently holds the title for being the fastest commercial electric train in the world. The train can cover the 18-mile distance from Shanghai to the Pudong International Airport in just 7 minutes and 30 seconds. However, it falls short in comparison to […]
According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So, what happened? While it’s nearly impossible to know for sure, scientists have a hypothesis. G. Richard Scott shares […]
From Brick Technology: Building a mechanical Lego clock that keeps time for 10000000 years. The clock has dials to display seconds, minutes, hours, days, weeks, months, years, decades, centuries, millenia, mega-annums and galactical years (time required for the Sun to orbit once around the centre of the Milky Way Galaxy). The first component resembles a […]
Hurricane Florence, seen from the International Space Station in 2018. Atlantic hurricane season runs from June 1 to Nov. 30. NASA Christina Patricola, Iowa State University The Atlantic hurricane season starts on June 1, and forecasters are keeping a close eye on rising ocean temperatures, and not just in the Atlantic. Globally, warm sea surface […]
On a dry lakebed in the Mojave, a group of friends build a practical scale model of time: 13.8 billion years of cosmic evolution, and our place within it. [To Scale | Via Neatorama]
In 2013, an Ebola outbreak began in Guinea. The country had no formal response system and the outbreak became the largest Ebola epidemic in recorded history. Guinea then completely overhauled their response system, and were able to successfully combat another outbreak in 2021. So what does an effective epidemic response look like? George Zaidan explores […]
Pulmonologist Dr. Ravi Kalhan answers the internet’s burning questions about our lungs. What happens to your lungs if you vape? How do our lungs know the difference between oxygen and carbon dioxide? How much snot can your lungs hold? Does lung cancer only happen because of smoking? Dr. Kalhan answers all these questions and much […]