Animal world
Why can a cat owl correctly locate a prey?
Even in the dark night, the owl can easily locate the position on the prey, thanks to the very sophisticated sound signal processing system in its brain.
Dark
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Articles about Dark
721 published items.
Animal world
Ancient fruiting birds
When spring came, the mating season of the Philomachus pugnax bird, the usual appearance of the male birds disappeared - now it looked like they had turned into another…
Scientific application
Techniques for growing black roses
The petite roses are small but equally brilliant compared to other rosewood beds, which are very suitable for home decoration but the planting techniques are not difficu…
Scientific application
How to handle the car driver's glass is blurred when it is dark
The difference in temperature inside and outside the car, along with the high air humidity leads to the blur of the automobile glass. Some simple ways to quickly overcom…
Scientific application
Students make black soap from rice husk
At first glance, the moon cake is covered with dark chocolate but in fact it is black soap cakes, successfully fabricated by a group of 5 students from Hanoi University…
Scientific application
Spider textile ... information technology
On the screen, a tiny spider appeared in the dark, slid across a thread and hung in the air. One by one, the spider finished one
Scientific application
Luong Phuong chicken raising technique
Luong Phuong chicken has dark yellow fur dots that are very similar to our chicken. Grazing is supplemented with mixed feed, after 3 months of age, 1.7 kg / head. Egg pr…
Environment
Europe: People are tired of the winter without the sun
According to Guardian, the Belgian Royal Meteorological Institute announced in December 2017
Environment
Why are clouds usually black before rain?
At the beginning of the rain, one of the signs of recognition is that when we look at the sky, we will be cloudy with a dark gray color.
Environment
The scientist spoke about the strange dark cloud on Sam Son beach
Many people think that this is a rare natural phenomenon. However, many others believe that this is just a photoshop product of some people to attract curiosity and atte…
Environment
Dangerous nacreous clouds in the polar region
The dark black sky of the polar region in winter is not only the backdrop for the northern aurora bands, but also the presence of an equally natural phenomenon named nac…
Environment
why do clouds have a lot of colors?
Most of the clouds in the sky are white with a little gray, but sometimes there are clouds of all colors such as black, pink, purple, yellow, red, etc. The colors of clo…
Environment
The scary truth about black ice near the Arctic
These are the darkest ice sheets ever recorded in history.
Environment
Mysterious lake in the desert
A mysterious lake appeared in the desert of Tunisia without a clear cause of formation, which people liked to choose as a play point.
Environment
Create winter sunshine for dark valleys
The industrial town of Rjukan is located deep in the valley of Telemark county with rugged terrain and the sun always moves in a very low position in the winter.