Video: How do window blinds work?
Roller blinds with horizontal louvres have a simple zipper-based operating mechanism and are commonly used to cover windows.
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31 published items.
Roller blinds with horizontal louvres have a simple zipper-based operating mechanism and are commonly used to cover windows.
More than 5 decades ago, Seiichi Miyake created a revolution for blind people when participating in traffic. So who is Seiichi Miyake?
If you know these uses of alcohol, you won't have to waste time and effort anymore.
Have you ever wondered why the buttons in the elevator always have small floating dots?
Based on the sense of smell of each color, Mr. Tommy Edison used his special sense to guess each color.
Chameleon is a reptile known for finely disguised talent by changing colors.
By pushing the toxins absorbed from washing clothes into the water supply, the washing machine can eliminate human fertility.
Some visually impaired people have the ability to see things not by eyes but by a strange sense in the subconscious mind of the human mind.
Viruses that are transplanted by algae will help blind people to be able to see.
Physicists at Technische Universitat Munchen (TUM), Germany are using graphene to develop artificial retinas that can make optical prostheses to help blind people see th…
Many major breakthroughs of researchers in 2013 are ready to be launched or completed in 2014, bringing hope to patients with leukemia, hepatitis C, blind ...
A group of Australian industrial shaping scientists has successfully developed the first electronic eye in the world, the device can help thousands of blind people in th…
Australian researchers have said that developing technology could support some eyesight for many of the 45,000 blind people in the country of kangaroos.
A group of Israeli scientists from Bar-Ilan University has developed technology that can help innate blind people to see it, with the help of an electronic biological co…
This device is able to turn sunlight into nerve impulses around the eyes through special silicon glasses placed in the eye.