40 Surprising Darkness Facts for Kids

In darkness facts, we are not talking anything about creepy serial killers, or some mysterious stuff. We are focusing on darkness which is absence of light. We will talk about darkness in relation to physics, our body, and biology. So, let us begin our article on facts about darkness.

Darkness Facts 1-10

1. 2015 research comparing rates of depression among employees in Sweden (in the Arctic Circle where daylight is not usually present) and tropical Brazil revealed that Arctic workers were more prone to getting depression and more likely to feel as though they weren’t receiving enough sleep.

2. A study of Alaskan nurses revealed that they made nearly twice as many drug mistakes in the dead of winter compared to the autumn.

3. According to physics, an object that absorbs photons is dark. The absorption of photons causes the object to look dim in comparison to other objects.

4. In addition, the human eye’s light-detecting cells produce more rhodopsin while adjusting to darkness.

5. Some amphibians, like frogs and salamanders, glow in the dark.

6. Calvin cycle of plants occurs in the dark.

7. Completely blind individuals perceive nothing but darkness.

8. Because dark items and surfaces absorb heat, it is advised not to wear dark clothing during the summer.

9. The use of darkness may create an atmosphere of mystery or suspense.

10. Things may be concealed using darkness.

Darkness Facts 11-20

11. Darkness is not a physical phenomenon.

12. Darkness has a substantial effect on the distribution of chloroplasts, leaf morphology, and plant growth patterns.

13. Everything that appears dark is not always dark. Few dark things are brighter at frequencies that the human eye cannot detect.

14. Exposure to alternating day and night has resulted in several evolutionary modifications.

15. In old English, heolstor, sceadu and genip, were used in place of darkness.

16. Heterotrophic (Non-Photosynthesizing) plants are able to grow in total darkness. They do not require photosynthesis since they do not produce their own food.

17. If you combine three basic colors, they will absorb all visible light and produce a dark hue.

18. In architecture, the phrase “sick building syndrome” has been used to describe structures that make their occupants sick, in part because they are excessively gloomy.

19. In literature, darkness frequently represents evil or sorrow.

20. It is quite challenging to see in the dark. However, there is often always some light. Thus, you can eventually see in the dark.

Darkness Facts 21-30

21. Under the seas, light cannot reach 1,000 meters. Consequently, it is exceedingly gloomy beneath the deep waters.

22. Many individuals, especially children, are afraid of the dark. They often do not worry about the darkness, but rather the potential hazards that lurk in the darkness.

23. Matte black paint absorbs numerous protons, which is why it does not reflect much visible light and seems so dark; in contrast, white paint does not absorb protons and reflects a great deal of visible light, so it appears bright.

25. As the secondary hues absorb all visible light, the combination of three secondary hues will likewise produce darkness.

26. January and February are the most difficult months of the year for the 6% of Americans affected by seasonal affective disorder (SAD), whose symptoms include poor focus, excessive sleeping, worthlessness feelings, and increase in weight.

27. The majority of seeds germinate effectively in the dark.

28. Nocturnal animals have the ability to see in the dark and are more active at night. The owl, the bat, and the fox are examples of nocturnal creatures.

29. The Dark-Sky Bortle Scale is a scientific measure of darkness that measures the brilliance of stars and the visibility of celestial objects at a certain location.

30. In the dark, photosynthesis cannot occur. Carbon dioxide and water are used by plants during photosynthesis to create their own nourishment.

Darkness Facts 31-40

31. Plants continue to respire at all times, even in the dark. Respiration is the mechanism through which plants convert glucose into energy using oxygen.

32. Cacti and other succulents expand their stomata to absorb carbon dioxide at night for photosynthesis.

33. In addition, research has found that pupils who sat in the classroom’s darker areas performed worse on examinations than their counterparts who sat near a window. And a 2013 study indicated that gloomy settings increased the likelihood of lying and unethical behavior.

34. According to scientific research, darkness may have a variety of effects on the human body and brain, including making us more prone to lie and cheat, make mistakes at work, and even perceive objects that are not ordinarily visible.

35. The fear of the dark is known as nyctophobia, and it may be treated with several therapy.

36. A Blackhole represents the scientific aspect of darkness. Black holes are regions of space where gravity is so intense that not even light can escape. Even though scientists do not know much about black holes, they believe they may consume everything in their vicinity, even stars.

37. Vantablack is one of the darkest known materials. It absorbs around 99.65 percent of visible light. Surrey Nanosystem in the United Kingdom invented the Vantablack.

38. Due to the presence of rod cells in the retina of the eye, we can see in the dark.

39. When a vertebrate enters a dark environment, its pupils dilate (similar to how a camera adjusts its focus), allowing more light to enter the eye and enhancing eyesight.

40. Zooplanktons eat near the surface of water bodies during night. A good example of a zooplankton would be a jellyfish.

Sources: 1

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.