Author: Philip Luo
Philip Luo
Philip Luo is the Lead Editor and Senior Educational Content Strategist at VOA-English. With more than a decade of experience in applied linguistics, curriculum engineering, and technical communication, Philip oversees the production of comprehensive, accessible educational guides spanning science, health, sustainable agriculture, and exploratory field studies. He holds degrees in English Education and Applied Communications, dedicated to fostering global language acquisition through rigorous, evidence-based instructional literature.
Our story begins with the willow tree. Since ancient times, people have recognised its ability to alleviate pain and reduce high body temperatures. Over two thousand years ago, the Greek physician Hippocrates recommended that his patients chew the bark and leaves of the willow tree. The tree contains a chemical called salicin. In the 19th century, researchers discovered how to make salicylic acid from salicin. Then, in 1897, a chemist named Felix Hoffmann at Friedrich Bayer & Co. in Germany created acetylsalicylic acid. This later became the active substance in a new medicine that Bayer called aspirin. The ‘a’ came…
In many places of the world, drinking alcohol is considered a socially acceptable activity. According to some medical professionals, moderate alcohol use may even be beneficial to your health, particularly for your heart. However, they contend that these health advantages must to be weighed against the numerous health hazards associated with alcohol consumption. We’re reporting on a few of the problems related to alcohol consumption today. Millions of people around the world enjoy a glass of wine with dinner, a beer at a sporting event or an alcoholic drink at a party. The use of alcohol dates back more than…