Synthetic odours recognized by mice (study)

© PETER PARKS Des scientifiques américains ont étudié la manière dont les mammifères perçoivent et distinguent les différentes odeurs. In the United States, scientists have created for the first time an electronic signature capable of being identified as an odor by the brain of mice, although it is completely synthetic.  The purpose of the study,

VANTABLACK

An aluminum foil coated with vantablack material, and it is noted that the ripples of the foil appear to have disappeared at the position of the vantablack Black materials are easy to see with the naked eye, especially that black is one of the most mysterious colors, where some see it as a symbol of

Download Rosetta Stone for free to learn languages

In this topic we will explain how to download, install and activate Rosetta Stone for free to learn languages and download all levels of French English, Spanish, German, Russian, Turkish and other languages free of charge. About Rosetta Stone Totale Rosetta Stone is a program for learning languages ​​by computer. And whoever wants to learn

The world complains about boredom .. How to adapt with it and enjoy it?

Boredom is what tells us that we need to do something more enjoyable and useful “If I lived a positive life in a real enough, saturated sense of self, there would be no such thing as boredom,” says German philosopher Arthur Schopenhauer. But boredom exists and puts us in a state of « obsession with defense »

Ways to Protect your Idea from Theft to start your own business

You have just come up with a brilliant idea and you want to go about making it a reality. You know that you will have to patent your idea, but you may not know exactly what patenting a product entails. To have a good chance of getting your product approved, remember to provide detailed documentation

5 new greatest discoveries in chemistry

1. A new form of gold, almost as light as air Even when it seems unbelievable: this is a genuine photograph, in which nothing has been faked. The 20 carats gold foam is lighter than milk foam. (Photo: Gustav Nyström and Raffaele Mezzenga  / ETH Zurich) The researchers were able to invent a new type

What is a Cell? Definition, Structure, Types, Functions

What is the cell? Cell is the smallest structural and functional unit of an organism, which is typically microscopic and consists of cytoplasm and a nucleus enclosed in a membrane. Cells are divided into plant cells and animal cells, and there are other divisions, The group of cells that are similar in structure and which

IPhone 11 users face an urgent problem … the reason is mysterious

A number of iPhone 11 users had a problem with a strange green appearing on their device screens for a few seconds after unlocking, and the reason for this phenomenon is not clear. The most affected devices are: iPhone 11, 11 Pro, and 11 Pro Max, and some iPhone X and XS users also faced

A charming picture but it may destroy your phone forever

Tweeters on Twitter have a picture, described as destroyed, for Android smartphones, which is a normal image of sunset behind clouds, it is not recommended to use it as a wallpaper. A number of tweeters who own “Samsung” or “Google Pixel” phones have tried the matter despite the alerts, and they posted videos on “Ice

What is the use of CRISPR-Cas9 genomic editing technology?

CRISPR-Cas9 is a unique technology that enables geneticists and medical researchers to edit parts of the genome by removing, adding or altering sections of the DNA sequence In 2012, Emmanuelle Charpentier and Jennifer Doudna invented the CRISPR-Cas9 technique. In 2020, this genome-editing tool is being used in many fields such as oncology, microbiology, agronomy and