Science invention
Effective weapons against pirates
LRAD (Long Range Acoustic Device) is a machine that makes horrible howls. It weighs about 20kg and looks like a satellite antenna pan. When directed at the target it emi…
Machine
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Science invention
Ignobel tournaments related to dogs
The 2002 IgNoel peace prize was awarded to a product that recorded and
Science invention
'Mutant' and patent patent
The transverse scientist is the author of more than 30 inventions that benefit the state hundreds of billions of dong. But accompanying a remarkable scientific record is…
Science invention
Acupuncture with ... light
Experts from the Institute of Materials Science and the Institute of Applied Technology have successfully built a four-channel acupuncture machine with a semiconductor d…
Science invention
Semi-automatic sprinkler by homemade farmers
A farmer in Dong Thap province has made a semi-automatic water spraying machine with the advantages: when spraying evenly water (replacing rain), reducing labor, fast an…
Science invention
Corn plucking machine of ethnic K
A K-Ho ethnic farmer, who had just finished grade 9 and never went to mechanical school, had been able to successfully improve the corn plucking machine, increasing labo…
Science invention
He was a 'barefoot veteran' and a chopper
For a cheaper price to buy a blender, for one hour, that machine could
Science invention
Foot pump
Drought has caused thousands of hectares of crops in the central provinces withered. The type of bucket, reel, pump becomes impotent. At this moment, Nguyen Tat Hai, a f…
Science invention
Inventions from 1440 to 1799
All scientific inventions often start with some ideas, those ideas are often incomplete but deeply conceal many of the essence of the invention. The following is a summa…
Science invention
Inventions from 1800 to 1849
The inventions of small pinwheels, how to keep food from being spoiled, safety lamps for mines, ... until big inventions are locomotives, typewriters, ... by the scienti…
Science invention
Inventions from 1850 to 1880
In the world, human civilization science is constantly developing in all fields because scientists also always have new creative ideas and constantly invent them. From 1…
Science invention
Inventions from 1850 to 1899
Continuing the list of inventions that came with the names of scientists from 1440 to 1849, we would like to introduce a list of scientific inventions from 1850 to 1899:
Science invention
Chinese inventors 'suck' millions of fans through crazy inventions
As a welder who turned into an inventor, Shuai Geng made the Chinese online community 'crazy' with his bizarre and bizarre inventions.
Computer science
Computer size only with USB memory card
Raspberry Pi can be easily placed in a child's pocket or in a school bag. The device was invented by British programmer David Braben with two advantages: compact size an…
Computer science
How did the Greeks calculate in 100 BC
After thoroughly examining an artifact of the ancient Greek technology called Antikythera Mechanism, scientists discovered that the device not only predicted eclipses bu…