List of English inventions and discoveries
English inventions and discoveries are objects, processes or techniques invented or discovered, partially or entirely, by a person from England. (That is, someone born in England - including to non-En...
Russian inventions
Timeline of Russian Innovation encompasses key events in the history of technology in Russia, starting from the Early East Slavs and up to the Russian Federation.The entries in this timeline fall into...
Russian inventions - Wikipedia
German inventions
The following list is composed of items, techniques and processes that were invented by or discovered by people from Germany or German-speaking Europe.
German inventions - Wikipedia
Canadian inventions
Canadian inventions are items, processes, or techniques which owe their existence either partially or entirely to a person born in Canada, a citizen of Canada or a company or organization based out of...
Science and technology in Iran
Iran has made considerable advances in science and technology through education and training, despite international sanctions in almost all aspects of research during the past 30 years. Iran's univers...
Science and technology in Iran - Wikipedia