Way back in 1771, Swedish chemist Karl Wilhelm Scheele was investigating the properties of a mineral known as fluorspar (calcium fluoride). He mixed the pulverized rock with sulfuric acid and...
Just like Vivaldi was inspired by nature to compose his Four Seasons concertos, the inventor of Velcro was also inspired by nature. Specifically, by burrs.
Pencils do not contain any lead, and they never did! The mistake in terminology can be traced back to the ancient Romans who drew lines on papyrus using pieces of actual lead, all the while not...
Want to cuddle cats but can鈥檛 stand the coughing? Want to romp with Rover but avoid the red eyes? Allerpet markets itself as the product for you! Sadly, though, it doesn鈥檛 work.
The conservation of mass is one of the fundamental principles of chemistry. But it does merit a detailed look. The electric battery was invented in 1800 by the Italian Alessandro Volta who...
Serendipity plays a big role in science. Many discoveries begin with a puzzling observation followed by, 鈥淭hat鈥檚 weird鈥. Don McPherson developed special lenses for surgeons to use when employing...