Give light to the world. It was previously said that, given all other things being equal, light has been beneficial to humans and other living things. Without it, hardly much life would exist. Even though the sun was a major source of light for us until we discovered fire and then electricity, these are by no means the only light sources in the universe. There are some very clever ways that science may illuminate the dark.

10.You Can Produce Light by Cracking an Ice Cube Tray in the Dark

Although the word “triboluminescence” is a mouthful, get used to it as we’ll discuss it again later. This is the term used in science to describe light produced by compression or friction, and it can occur in a number of quite unexpected ways. It’s really accessible to the average individual, which makes it enjoyable. No sophisticated machinery, hazardous chemicals, or anything else are required. But you’ll most likely require endurance.

You may create light with an ice cube tray that you have in your freezer. Triboluminescence allows light to occasionally be produced when the tray is twisted to release the ice crystals. Ice breaks under mechanical stress, which has the potential to release electron energy. Light energy can be produced when the electrons relax and become slightly more stable. If you want to observe for yourself, trial and error is highly recommended as it will likely be a brief flash that can be easily overlooked if it occurs at all.

Additionally, you can generate a current that ionizes molecules or split and rejoin electrical charges. If you want to witness it for yourself, you’ll need an extremely dark room with extremely cold ice—the colder the better. After allowing your eyes to fully acclimate to the darkness, grab your ice and give it a crack. The light may be so faint that it is hardly perceptible, or it may be blue or white, with the majority of it being ultraviolet. As previously noted, it might not occur at all.

9.Underwater Bubbles That Collapse Can Generate Light

If you have some bubbles on hand, you can utilize them to create light using water. Sonoluminescence is the term for this phenomenon, which also needs sound waves in addition to underwater bubbles. You can’t simply snap your finger to burst the bubble and hope for pyrotechnics.

What we do know about this one sounds really fascinating, but the scientific method is still a mystery. To create an underwater air bubble, strike it with a sound wave. You will then create a blast of light when the bubble bursts.

The bubble grows and then rapidly collapses when the sound strikes it. We are discussing minuscule fractions of a second. The accepted assumption is that during those minuscule picoseconds, the gas inside the collapsing bubble heats up to a temperature greater than that of the sun’s surface. You’re generating an extremely hot plasma that is extinguished as soon as it has the opportunity to exist at all. However, that produces a brief flash of light.

8.Phospones May Cause Light Hallucinations in Closed Eyes

I have a query for you. Are the lights you see when you close your eyes really lights? Is what you saw still considered to be lights even if it’s a hallucination or a dream and your brain records it as such? After all, you did see them, right?

The majority of us have rubbed our eyes and noticed what appear to be light flashes as a result. Your eyes flash due to the pressure on them.These lights are not in your head; rather, they are created by phosphenes. Even now, devices that electrically trigger the phosphenes in your retina are being used to help blind individuals regain their eyesight.

7.Quartz-filled tribal rawhide rattles that produced flashing lights

When Native American tribes in Colorado made ceremonial rattles, they discovered another instance of triboluminescence. These had a handle, a container at the end, and an internal mechanism that generated noise when you shook it, much like any other rattle. However, the Ute Indians made something special with these rattles that they created.

Quartz crystals were utilized to make the rattle itself, but rawhide was used for the outside and the bulb component. Triboluminescence allows the quartz crystals to rub against one another and create a yellow flash when they are shaken. When the crystals are in rattle form, they will constantly rub against one another, resulting in sporadic yet regular flashes of light. You can see how this could have seemed to a pre-technological, ancient society.

If any of the rites had been conducted in the dark, the flashes would have illuminated the translucent hide. The rattles held enormous significance in Ute rituals because they felt spirits were being called.

6.Sugar Crystals Can Be Crushed to Generate Light

Once more, trophulinescence is present, but now it’s in your sugar. You can smash sugar to release energy in the form of light, just like when you crack ice. This was probably first seen when workers had to chisel off smaller chunks of sugar for usage or sale when it was shipped in large bricks. It is possible to fragment sugar crystals into smaller crystals. Positive and negative charges are thus separated, and sugar lights appear as a result.

In technical terms, the blue light that sugar produces is equivalent to lightning. The nitrogen in the air is ionized by the static electric charge that is created as the positive and negative charges build up. The end effect is a brief flash of light, and this phenomenon is most commonly linked to wintergreen lifesavers, which were once advertised as having the potential to produce a flash of light if bit in the dark.

5.Atmospheric Light Is Produced by Earthquakes

You anticipate a light show akin to a thunderstorm—which may even include hurricanes—when it comes to natural calamities. Similar to this, a volcano will not only spew forth brilliant orange lava but also some of the most spectacular and erratic lightning you have ever seen. But there are other calamities that have the power to light up the sky. In fact, but not always, earthquakes also emit light in the atmosphere.

This phenomena, which is also known as “earthquake lights,” can show days or even weeks before an earthquake occurs. The fact that there is no set method they operate makes them much more enigmatic. They might have many hues and forms as they manifest. They can be pink, blue, or green at times. There are globes, flashes, and flame-like objects among them.

The phenomena is so erratic and unpredictable that there isn’t any concrete proof beyond incident reports to support it. However, records go back hundreds of years, and scientists have discovered 65 cases that date to 1600.

Not everyone even believes that earthquake lights exist and aren’t just completely distinct light phenomena occurring at the same time as an earthquake because of how difficult it is to define earthquake lights. For example, these effects have occasionally been linked to electrical cables that were down during the earthquake.

4.Nuclear Reactor Pools See a Blue Glow Due to Cherenkov Radiation

Cherenkov radiation is thought to provide one of the world’s coolest types of light. Science fiction tells us that the eerie glow is caused by radioactive materials, and it functions because of strange and bizarre physics.

It’s possible that you’ve noticed that a lot of water is utilized in nuclear reactors to keep things cool. Cherenkov radiation is powered by water. When charged particles in the water travel faster than light, it occurs.

Normally, particles cannot move faster than light, however in medium-light water, where light moves at a speed of 75%, charged particles can. Pavel Cherenkov noticed the peculiar blue glow that results from their collisions.

3.The Bright Green/Blue Glow of Motyxia Millipedes

We skipped past bioluminescence since most of us are already familiar with it. It should come as no surprise that there are numerous fish species that can generate their own light, including fireflies. The motyxia millipede is on the list because there are a few unusual light-producing creatures in nature that you may not be familiar with.

Motyxia millipedes are vivid blue in the dark and are only found in a very short region in the Sierra Nevada mountains, which is part of Sequoia National Park. This makes the millipede difficult to notice, deterring potential predators. Certain animals, such as fireflies, use light displays to attract mates; however, because motyxia are blind, their own bright blue or green show serves no use for them. It is known that only them are the millipedes that can do this.

Predators benefit from the many-legged light performances because, should one choose to disregard the lights, they would have to contend with the toxins carried by the millipede, which include hydrogen cyanide gas, which it can emit when assaulted.

2.Burning Swamp Gases Cause Will-O’-the-Wisps

You might not be familiar with the phenomenon known as a Will-o’-the-wisp or swamp lights if you have never visited one. Sometimes, these enigmatic lights might be observed floating above the water in wetlands. They are eerie blue light bursts of flame, sometimes continuous, that flicker but stay still.

The lights go by several names, including swamp lights and fool’s lanterns. Its ability to make travelers look foolish at night is the source of the fool appellation, which is typically rendered as the Latin ignis fatuus. Long before there were any electrical lights, you could see one of these lights in the dark and think it was a lantern if you were walking along a road next to a swamp. One could deviate from the road and end up walking straight into the swamp, believing they had discovered a home or inn.

Gas is the true cause of swamp lights. Any bog or swamp’s bottom will probably be covered in decomposing biological material. Without oxygen, when it rots underwater, bacteria can consume it and create a lot of methane gas. Methane pockets rise to the surface and combine with phosphines, which can ignite on their own when exposed to oxygen, causing the methane to catch fire and provide the temporary blazing lantern effect that hovers above the water.

1.Visible light is produced by the human body

Has someone ever complimented you on your glow? Or perhaps you heard someone say it to a lady who is expecting, or to someone who has recovered from an illness? It usually indicates that you appear vibrant, healthy, and well-groomed. It’s a rhetorical device. However, it is also a literal description, whether any of us recognize that or not. Although it is very difficult to perceive, light is produced by the human body.

Squinting at yourself in the dark in front of the mirror is not necessary and will not be helpful. The amount of light your body emits varies throughout the day and is invisible to the unaided eye. They’re actually roughly a thousand times less intense than what you can see on your own.

One type of energy produced by chemical processes in the bodies of almost all living organisms is light. That makes sense because it’s only a small amount and not the main focus of most of those reactions. In essence, the light is a waste of energy.

Heat and light also don’t align in a human body. You are not overly heated by that light-producing reaction since the warmest areas of you are not the brightest.

The amount of light produced by humans must be measured using extremely sensitive technology. Our lights are cyclical, meaning that they are brightest in the afternoon and darkest at night. The greatest light comes from your face, particularly from your cheekbones, forehead, and neck region.

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By linh

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