Best UFO Videos
by WriterJanis
Looking for real UFO footage? Here are some real UFO videos from credible sources such as CNN and Fox News.I also have video footage of astronauts Buzz Aldrin and Edgar Mitchell commenting on their personal experiences with UFOs. I consider these to be some of the best videos because they come from credible sources. Sure, there are others that may look better, but how do you know if they're real or fake?
Mechanical engineering
by fuser33
The field of mechanical engineering is a broad branch of engineering science that deals with, in the most basic of terms, anything that moves. More specifically, this field encompasses all of the aspects of mechanical systems, including the design and manufacturing of the parts as well as the actual production and maintenance of systems.
Common Astronomy Myths and Misconceptions
by jenb0128
As we grow up, we all learn various things about space from our teachers, our parents and our friends. Much of the time, what we learn is correct, but other times, what we thought were facts turn out to out to be false. I worked as an educator and planetarium presenter at science museums for many years, and I often encountered kids, adults, and occasionally even teachers who believed in at least some of the common myths about astronomy. Here are a few of the ones I heard most frequently.
Mummification Science Experiments
by Sienna21
Mummification is the process of preserving the body of a human or an animal by either natural or man-made means. Ancient Egyptian mummies are the most famous, but mummies have been found all over the world, including in Africa, Europe, South America, and Asia.
How to Make Papyrus Paper
by Sienna21
Paper made from the inner pith of papyrus, a reed plant that grows on the banks of the Nile River, was the superior writing medium of its time (about 5000 years ago). In an age when people wrote on clay tablets, rock slabs, and parchment (made from animal skin), papyrus paper proved to be a light-weight, durable, and easy to use alternative.