Nearly 90% of the United States population has at least one caffeinated beverage every day. Learn about the chemistry of caffeine, how it causes increased alertness and focus, and how caffeine is capable of causing overdoses.
sertai National Geographic Photographer Nichole Sobecki as she travels across South Africa to learn lebih about what is being done to protect the wild cheetah population and other big Kucing from trafficking and habitat loss. …
At a traditional pharmacy located in Chengdu, China, doses of an herbal remedy are prepared to help patients cope with the heat and humidity of summer. At home, patients will brew the doses into a teh to drink.