Klein Bottles. In 1882, Felix Klein imagined sewing two Möebius loops together to create a single-sided bottle with no boundary.
The humanist with a really long impressive curriculum.
Chapter 1 pharmacy and health care(2)
The Oldest Y Chromosome that Wasn't
The time Measurement names adopted by Christians have a pagan origin!
Ben Greenfield Podcast 206
Chapter 1 pharmacy and health care
Powder Metallurgy-Module III
Kings of the Apocalypse_ Secret End Times Message Found Encoded on West Minster Abbey Coronation Floor _ Liberty Cap Press _ the Invisible Hand
Education - The Science of HMEs
Arte Pelle Pura : Redefining Leather
New astronomy presentation
