All content by Tan Thinh Nguyen
Submarines are watercraft which can operate both on the surface and underwater. They also went through a lot of models which revolutionized a special type of submarine.
The History and designs of refrigerators have come a long way. Even though it may look simple, it made a significant change in how we keep our food fresh in homes.
Bicycles are a vehicle that dates back many years ago. It also has one of the most iconic and developments over the years.
Clocks are a very interesting work of art due to their design and engineering. Something like sundials are considered clocks but overtime revolutionized into modern day clocks.
Headphones can evolve into something from a simple radio communication device to people wear everyday for personal use. Simple ideas like that are what make devices interesting.
The super sewer is very durable as in it can hold off a ton of sewage. In fact, it can hold off 95 percent of wastewater in London.
