Fruit Preservation Using MA Film
Vietnamese and South Korean experts have successfully collaborated to research and apply a special film for preserving certain types of...
Corn Threshing Machine of the K’Ho Ethnic Group
A K'Ho farmer, who completed only the 9th grade and has never attended any mechanical training, has successfully modified a...
Simon Lake, inventor of the submarine
President Woodrow WilsonIn 1915, the British ocean liner Lusitania was sunk by a German submarine using a torpedo, resulting in...
The Farmer with the Automatic Onion Cutter
When Onions Reign Supreme in Nam Trung, Nam Sach District, Hai DuongMr. Nguyen Van Sanh, with his innate talent and...
Paper – Origins and Development
Today, paper seems ordinary to us. We crumple it in our hands and throw it away without a second thought,...
The Technical Advances of Lighthouses
Wood, coal, and even oil extracted from whale blubber were historically used to illuminate lighthouses. The most significant invention in...
The Miraculous Concave Mirror (Final Part)
Concave mirrors not only bring about wonders but can also cause disasters due to their ability to record and store...
The Miraculous Concave Mirror (Part 1)
In 212 BC, a Roman fleet was besieging the city of Syracuse (in Greece) when suddenly numerous mirrors reflecting sunlight...
Vietnam’s First Semi-Automatic Welding Station
For the first time in Vietnam, a semi-automatic welding station featuring three robots operating simultaneously to perform different welding processes...
Oil Separation Machine from Water: Vietnam’s Exclusive Technology
According to information from the Ho Chi Minh City Economic Application Consulting Center, Vietnamese scientists have developed highly effective oil-absorbent...
