Early records. Totemism was considered a primitive religion by many European thinkers in the 1800s. It was thought to be related to beliefs about food and incest taboos. In 1869, John Ferguson McLennan said that “there is no race of men that has not come through this primitive stage ofRead More →
In 1869, while working under Ernst Hoppe-Seyler at the University of Tübingen, Miescher discovered a substance containing both phosphorus and nitrogen in the nuclei of white blood cells found in pus. Who first extracted DNA? Friedrich Miescher isolates DNA for the first time. Miescher, a Swiss scientist, wanted to studyRead More →
He was ‘the father of meditation’ in the West – Paramahansa Yogananda travelled from India to America in 1920 and established an alternative spirituality that would take the West by storm. How was meditation created? The origins of meditation Several archaeological findings suggest that hunter-gatherers were practitioners of some formsRead More →
The existence of microscopic organisms was discovered during the period 1665-83 by two Fellows of The Royal Society, Robert Hooke and Antoni van Leeuwenhoek. In Micrographia (1665), Hooke presented the first published depiction of a microganism, the microfungus Mucor. Who is the father of bacteria? Two men are credited todayRead More →
In the 18th century, Francois Antoine Henri Descroizilles1 invented the first buret. The process was developed further by Karl Friedrich Mohr, who, in 1855, wrote the first book about titration, called “Instructional Book of Titration Methods in Analytical Chemistry.” Why potentiometric titration is used? Potentiometric titration is a laboratory methodRead More →
Fluorine is found in nature only in the form of its chemical compounds, except for trace amounts of the free element in fluorspar that has been subjected to radiation from radium. Not a rare element, it makes up about 0.065 percent of Earth’s crust. What is fluorine most commonly foundRead More →
Astronomers David Clark and Richard Stephenson have scoured records from around the world to find more than 20 reports of the 1006 supernova (SN 1006) (Figure 1). This has allowed them to determine with some accuracy where in the sky the explosion occurred. Will a supernova happen in 2022? ThisRead More →
First described in 1768 by William Heberden, it was believed by many to have something to do with blood circulating in the coronary arteries, though others thought it was a harmless condition, according to the Canadian Journal of Cardiology . Where is myocardial infarction found? A myocardial infarction (MI), commonlyRead More →
He started performing at Slip-jam B, where he met people who helped him start his career. Over the next few years, they supported hip hop artists Pharoahe Monch and KRS-One at Brighton’s Concorde 2, and released their own album titled Boozetown (2012) through Bandcamp and other digital stores. Why isRead More →
In 1915 aspirin became available to the public without a prescription, making it arguably the first modern, synthetic, over-the-counter, mass-market medicine and a household name around the world. What was aspirin originally made from? Weeping willow to salicylic acid. Willow bark has been used as a traditional medicine for moreRead More →