Scientific knowledge changed over the year by their researches and them learning new things. They have learned more about DNA. Also how the world changes. In the article “The Half-Life of Facts” it states, “We know a lot more about the universe than we did even just a few decades ago” (Arbesman 56). This means that the more information we have the more understanding we know about the universe. Heres more tips about the knowledge we learned. …show more content…
People have discovered that the early stage of a T-Rex had feathers! The Article states “You have to be on guard, so you are not shocked when your children come home to tell you that dinosaurs have feathers.” I learned that the T-Rex had feathers at one point, I would had never thought it had feathers. Medicine is very hard to update because they are in a textbook & to update those it could take years but that ends today, now we have Phones, Tablets, Computers, ETC But with that technology they made a textbook that's online & is always updating usually 2-3 times a day! The Article states “There is even a website called “up to date” that constantly updates medical textbooks.” I learned that Medical textbooks are constantly updated. There are more things you would be shocked if you didn’t