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Do flies bother you? These 5 will give you NIGHTS

At least 150,000 species are known and their fossil record tells us that other animals were already annoying 240 million years ago, and we are talking about the zoological order of the dipteros , whose species best known are the flies, mosquitoes and taverns . There are for all the dislikes, from those that infect food to bloodsuckers, from transmitters of diseases such as malaria, dengue or sleeping sickness, even those simulated who don't bite or spread disease, but get into your eyes and nostrils until you force yourself to use the repellent or lock yourself up at home.Here we'll talk to you of 5 species of less common flies, although worthy of any nightmare, and an entry in Science Daily Online . Do flies bother you? These 5 will give you NIGHTS 1. Lucilia bufonivora does not have this scientific name in vain, if we consider that it is a European fly that is dedicated to make life impossible for various species of toads, but especially the Bufo bufo . The...

What's under your nails ...

If you are one of those who pay attention to details, you may have noticed that those who are going to participate in a surgical intervention, after thoroughly washing their hands, still put on gloves.Why? Because there is a point in our hands, or rather, ten points, in which microbes and bacteria can protect themselves from the attack of the fiercest and most effective antiseptics: under your ones. What is under your some... A great revolution in health, not only at the hospital level but also in everyday life, was the discovery that keep your hands clean , wash them before eating, handling food, children or sick people, after going to the bathroom or doing field work, or before treating an injury or injury, could make a big difference between staying healthy or getting sick . Washing your hands with plenty of water and soap eliminates most of the bacteria and microorganisms that can harm us, but this disinfection work almost never achieves its purpose under your nails. I...

The curious use of analgesics in the past

Through time, the history has been unraveling the way of life of our ancestors, their customs and beliefs , among them, the way they fought pain Physically using different types of analgesics, which helped them deal with their ailments. Various anthropological investigations have shown that ancient cultures developed methods to fight against the ailments of their bodies In fact, through these studies it was discovered that they coped with different pathologies ranging from dental abscesses to open fractures. The opium poppy goddess and Memphis stone in Egypt The goddess opium poppy represented in broad strokes the effects of opium , considered a gift from the gods for its sedative and analgesic effects.The goddess carries in her crown part of this seed, representing the typical cuts that are made for obtaining n of the juice of this substance. In addition to controlling pain, it is known that the Egyptians used the opium poppy so that children would not cry at nigh...

Two meter penguins is it possible?

Penguins .Animals with an endearing air that always make us smile, that awaken that tender feeling when they see their way of walking or when they discover how they take care of their young.you have the occasional stuffed animal at home, or it is even possible that you are a fan of the funny «Penguins of Madagascar». But would you have the same feeling if the penguins measured 2 meters? They would be just as beautiful, there is no doubt about that, but perhaps we would see it with more fear, almost as a threat.So, is it true that there are penguins of such dimensions? Not at all.But we have to make a small nuance: "they existed." In a preterite time, very, very preterite, right in the Upper Eocene , that is, 36 million years ago. The amazing Inkayaku The first physical testimonies of the existence of the giant penguins are in Peru, right in the Paracas National Reserve .It was in 2008 when the remains of this exceptional animal were found.It was a complete skeleto...

How to be nice to other people according to science. DNA thing

You have not wondered how some people do to please everyone. How to be nice and like it is an “art” that not everyone dominates, which facilitates and improves the social relations of any group, regardless of their species or race.But is it a quality or a capacity? In other words, is it something that depends on education and therefore is learned or instead is something innate with what we are born therefore depends on the genetic heritage of each one? This is what some scientists intend to find out. How to be nice to other people according to science DNA thing To answer this intriguing question, ask a group of scientists from University of Exeter, in the United Kingdom, used a colony of microbes in which they created a model of social evolution from which they could understand to what extent genetics can prevail about environmental conditions or the environment.The results, surprisingly, were that the behavior of individuals depends largely on a series of genetic facto...

Verbal abuse: do you know how to detect it? Meet some classes!

Abuse is not simply physical, it can mistreat and degrade a person even without touching it. Have you ever thought that words can hurt more than a blow? Surely you have experienced it in some way. Verbal abuse is even more common than physical abuse and can be much more serious. Learn more about it and prevent it from happening to you. Abuse verbal: do you know how to detect it? Get to know some classes! Words hurt, there is no doubt about that , they can break us into a thousand pieces as soon as they are pronounced, not much more is needed. Words can lift or sink a person more than you think because they are powerful, and that's why you have to recognize their power and learn to recognize when they hurt us. Verbal abuse Sometimes it goes unnoticed , and it can happen in the family, with friends, at work or in a relationship.For no reason should it be ignored, as it is a clear sign that things can get worse and health Mental and physical victim can be compromised....

Is it true that there is a "fifth taste"?

At school we have been taught that there are four basic flavors: sweet, salty, bitter and acid , but in recent years there has been a need to take into account a fifth flavor, which until the moment had been overlooked.They call it " Umami ", which in Japanese means something like "pleasant or tasty flavor". Although we have to make a nuance.There are many those who refuse to accept the existence of this fifth flavor.The reason? Because more than a flavor that we can all identify, the umami would be rather a perception, an indefinable sensation that does not abound too much in our food and that only chefs strive to seek to give their dishes an almost addictive flavor.Have you ever asked why Japanese food is so tasty ? Or why do we like french fries or snaks so much? Why most contain umami, or what is the same "monosodium glutamate". But what does the "Umami" taste like? Here comes the key question: what does the Umami taste like? Scie...

Why do I see stars when I sneeze loudly?

Before moving on to the article we would like to remind you that we have launched a YouTube channel and that we would be very happy if you subscribed to watch our videos, you can click here–> Science Daily Online YouTube It can be annoying to watch things that aren't there, whether it's pink lights, shadows or elephants, but when people close their eyes, if they have a migraine or even sneeze, they can see a variety of ghostly lights and sparkles . What is happening? All these luminous visions are caused by the stimulation of the back of the eye, or the optic nerve, which transmits the experience of light to the brain . Inside our eyes is a thick gel, which keeps the eye in good condition.This gel can brush the retina, the part of the eye that creates image it is in our brain .When the brain receives a message from the retina, it interprets it as light.So if there is light or not entering the eye, any retinal stimulation will be interpreted as a spectacle of ...

The bloody ivory hunt

Surely you have heard about the recent killing of elephants in Africa to take their fangs away.They have been authentic massacres the work of poachers, which we will deal with today in Science Daily Online . The bloody ivory hunt Poaching is illegally done, usually to endangered species or in areas where it simply cannot be their environmental and natural characteristics.In the case of ivory hunting, since 1989 there is an express prohibition of hunting African elephants to protect these splendid animals (the largest land mammals), which have been threatened to the point that some environmentalists they estimate that if drastic measures are not taken to stop the smuggling of ivory, the population of pachyderms will be history in a matter of a few years.In the 80s, the hunters killed more than half of the African elephants s . And what happens? Why is ivory so valuable, who buys it? As in the case of numerous species, such as pangolin, the main market is the Asian , especial...

Hypnagogic hallucinations: between wakefulness and sleep. Does it happen to you?

Sleeping, sounding, waking up...are activities that we carry out daily but that involve a much greater complexity than it seems at first glance.In Science Daily Online we have talked about sleep disorders and some phenomena that occur to many people while they sleep as Shaking or spasms before falling asleep.On this occasion we have approached another of these trances that can occur when we go to sleep, are the Hypnagogic hallucinations: between wakefulness and sleep.Does it happen to you? Hypnagogic hallucinations The hypnagogic hallucinations are those that occur little before the dream begins. They can be visual, auditory and/or tactile .The name was cradled by Alfred Maury (1817-1892), a French physician and academic who made deep studies on the dream in the 19th century, to talk about a situation that occurs at the time of the transition between wakefulness and sleep. The pa Labra hypnagogica/o comes from Greek and is composed of «hupnos» (dream) and «agogos» (induce...

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