Scientific application
These inventions cost ... less than 100,000 VND
From the day when the mini lamp was illuminated with fake money, Ms. Nguyen Thi Minh, a small trader selling fruits in Ban Co market, Ho Chi Minh City proved very confid…
Light
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Articles about Light
3,286 published items.
Scientific application
Turn metal into 'black gold'
Now, 'Black Gold' is not just another idiom. Scientists at Rochester University have created a technique that can change the properties of almost any metal to transform…
Scientific application
Use light to kill harmful insects
Professor Ping Jian of Kim Trach University (Japan) has announced the results of research on pest control by light convergence method (LED).
Scientific application
Successfully fabricated product identification and classification system
The group of authors at the Military Technical Automation Institute (Ministry of Defense) has successfully carried out the project
Scientific application
Grafting tomatoes on eggplant root
How to transplant: Eggplant seeds, tomato seeds soaked in 0.5% violet solution for 1 hour, after 5-6 hours of soaking in clean water, bring warm for 1-2 days, when seeds…
Scientific application
How to save electricity when using radio?
Radio is an essential item and consumes a lot of electricity in households. On average, a 21-inch color television consumes about 100-150 W / hour. Power consumption is…
Scientific application
Several measures to use electricity economically
While the energy source in general and the generated power capacity in particular have not met the development needs of the economy, especially in the coming time, consu…
Scientific application
Spring of electric trains
The number of more than 2,000 km of tramways being deployed in 157 cities has said a boom in electric train development in the world. That's not to mention hundreds of p…
Environment
Why is the ocean blue?
Glenn Smith, a professor at the Georgia Institute of Technology (USA), explained this problem: seawater is actually colorless but because it reflects the sky's blue colo…
Environment
Overwhelmed by the series of thunderstorms recorded by Japanese netizens in Tokyo
The people of Tokyo have seen a natural light show of 1 no 2, after the Japanese capital was hit by the biggest thunderstorm in the center.
Environment
The most light-polluted cities in the world
Recently, The Revelator has conducted an analysis of light pollution levels worldwide.
Environment
Traffic lights are melted in the heat of 50 degrees Celsius in Mexico
Mexico City experienced the hottest day in the last 99 years on May 30 with a measured temperature of 31.7 degrees Celsius, beating the record of 31.2 degrees Celsius in…
Environment
Discover amazing snow ice phenomena
Many people do not like winter - cold temperatures, difficulty driving and all day staying at home. It is true that summer is very brilliant, but winter can create equal…
Environment
The bright columns pierced through the sky like a UFO appeared
Photographer Ray Majoran recorded bright columns rising straight from the ground to the air outside his home in Ontario, Canada, Business Insider yesterday reported.
Environment
Virtual clouds appear suddenly in the sky of Australia
Residents of Darwin, northern Australia have recently witnessed an amazing natural scene.