- The Universe in 4 Minutes Cool, funny video about the Physical cosmology, Astronomy, Biology and particle physics
“A disk or cylinder could be a very efficient shape for a spacecraft if aliens from Planets with...Could a flying saucer be an efficient design for an alien spacecraft?
“The Köfels impact event is a hypothetical incident where a kilometre-long asteroid crashed into...Köfels impact event
This category has the following 8 subcategories, out of 8 total.
Pages in category "Science"
The following 155 pages are in this category, out of 155 total.