Electronic tattoos, future or science fiction?

Technology is something that fascinates us in Science Daily Online. Once we introduce you to the world of nanotechnology, this time we still dive deeper into the world of science fiction.

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There could be a planet like our Earth at 16 light years ...

Since 1992, when the first extrasolar planets, or exoplanets (planets outside the solar system) were detected, 1,288 planetary systems have been discovered, with some 2,030 celestial objects that could be considered as planets.Most of these objects are closer to Jupiter than to Earth, both in terms of size and composition, as they are usually gaseous, like the four great planets of our solar system. The search for planets outside our planetary system is oriented to an eventual identification of objects similar to Earth, both by location and size and composition, and we may be about to find one at a relatively close distance. There could be a planet like our Earth 16 light years away... A team of astronomers coordinated by Suman Satyal , of The University of Texas is studying a planetary system of the state Gliese 832 , a red dwarf with half the size of our sun, located 16 light years away and with two planets orbiting it: Gliese 832b , a giant Jupiter-like gas; and Gli...

The paper do you really know how it's done?

How paper is made is a question that unfortunately we almost never ask ourselves.First, because of the interesting history behind it, and then because of the current manufacturing process, extremely polluting and terrible for the environment. Paper is an object so present in our lives that we rarely take it into account.Here we offer you some information about its history and its elaboration. Paper do you really know how it is done? Since in ancient Egypt they began recording symbols on various surfaces, including the papyrus , humanity has not stopped writing and using scrolls and papers to do it. As you certainly know, papyrus was widely used to make different objects, but the most important was the writing support , whose elaboration was Royal monopoly .From the word papyrus comes the modern paper . Making papyrus.On the right, an ancient papyrus, probably from the Book of the Dead. In the European Middle Ages what was used was the parchment , skins of lamb or g...

The stone that reflects the bottom of the sea, the Opal

They say that the opaque, is that stone in which one can observe the sea floor in it .Of course this is only an optical effect, but the game of its nuances, its colors and its transparency, offer to our imagination, a whole small world of fantasy.Of incredible things.It is a precious stone that also encloses in its old crystal entrances, a few curiosities that you will love to know. Curiosities about the blackout Sometimes, nature tends to imitate other entities, either by chance or by survival.We think for example in that flower that resembles for us a woman's kiss.Well, there are many who ensure that the opaque glass brings us the seabed inside...full of algae and corals, incredible nuances that give us only the purest opals. Opals usually change color and opacity depending on whether they are cos or wet.When they are wet, their base color becomes clear and bright, and it changes as it dries. This gemstone was already used as an ornament from the In fact, curious ...

Why do you get nervous? Discover it and face it!

Nervous sensations are actually very useful.They go back thousands of years ago, at a time when most of what humans did not know, did not understand or could not predict, literally, that I could kill them .If the first humans were brave enough to walk on a meadow of unknown grass, for example, they could end up becoming the dinner of some wild animal that was on the prowl.So, get nervous in that situation , it was normal, and also necessary to be alert. Why do you get nervous? Discover it and face it! So humans and other animals developed a fear built into the unknown.In a dangerous, uncertain world, it was very useful for the first human beings to be able to react to danger quickly and effectively .This response to fear was connected to the nervous system.It was designed to give a great deal of strength, intelligence, and speed.When the first humans faced dangerous wild animals For example, the fear response helped them run and hide.It also helped them find strength, even to ki...

The mystery of prehistoric giant mushrooms

Imagine a primitive scenario , halfway between fantasy and mystery.It is a time where Earth has only two continents: Euramerica , to the north, and Gondwana , to the south.Imagine now that you are walking on a soil almost devoid of vegetation, there are hardly any plants, and your steps explode in the thicket of a rocky stage, where they stand... The authentic giants of the Earth: the prototaxites.These giant mushrooms were like strange mastiffs that could reach almost 8 meters.The higher the height, the greater the possibility of escaping their spores, and hence their sovereignty In these scenarios of Silurico and Devonico , almost 420 million years ago... But, what were they? Trees, bushes? ...The prototaxites were fungi.If you have felt a chill or have been stung by curiosity, do not hesitate to know more about these creatures worthy of appearing in the "Lost World" of Jules Verne. The era in which the Prototaxites, giant fungi, dominated the Earth Scientist...

Is stopping eating carbohydrates bad for your health?

Eating carbohydrates are not as harmful as you think.Those foods that when we are trying to lose weight give us terror and we see them as forbidden, may not be so bad. Stop eating them can generate Differences in our body, which are sometimes not so good. Stop eating carbohydrates is good or bad for your health? Carbohydrates are the main source of energy of your body , which allows you to practice physical exercise, digest food and ultimately function.Many people say they feel better when they try to consciously control carbohydrate intake, but is it really true? According to experts, stop eating carbohydrates can lead to certain negative changes for your body, such as muscle loss, Mood swings, dehydration, and others, such as kidney damage or lack of energy. If you think that reducing carbohydrates may be right for you, this is what can happen: 1.Loss of muscle After your body has worked with stored carbohydrates and burns some body fat, look for another sourc...

The best optical illusion of 2016

Every year a jury of the Neural Correlate Societ and choose the best optical illusions created during the previous year.Inventiveness and creativity are rewarded.They are not tricks as a magician, but illusions that show how the brain processes perceptual experiences that do not really coincide with the physical reality that has originated them.The organization that rewards these "illusions" does not do so only as an award to the creation of a diversion, but as a form of discovery .Illusions show the mechanisms of the brain in the act of perception.They deduce from it that every perception has an "illusory" part and the study of these illusions helps to understand the sensory perception and many ophthalmological and neurological diseases .That said, we will know the best optical illusion of 2016 and some of the finalists.all who arrived In the end, here is a link. The best optical illusion of 2016 «Integration movement unleashed: new tricks for an ol...

The maximum distance you could navigate in a straight line on our planet is this

In the Science Daily Online team we wonder if you are one of those intrepid people who love travel and adventure, if your answer is yes, first of all, we advise you to take a look at The Happy Traveler where you will find routes and trips to satisfy your thirst for adventures.But as for today's article, in the Science Daily Online team we have asked ourselves a curious question that we hope you will help us solve... Have you ever wondered how far you could go in Straight line before you have to embark on a ship or get on a plane? Or, better yet, how far could you navigate in a straight line before bumping into the mainland? For this Last question, a while ago, an anonymous wikipedia collaborator launched a conjecture on what would be the longest navigation route and currently a team of researchers has provided some data to determine if that anonymous person was right or not./p> Navigate in a straight line, how far? In 2013, an anonymous public published a hypothesis ab...

10 things you don't know about your body

Okay, you may know some of the ten points that we are going to present to you.But we assure you that many of these concepts are going to surprise you ...if you think you know everything about your body you are wrong, the human being is the result of a long, long and complex process of evolution of which, we still understand very few things. Our brain is a fascinating machine, we know it, but what if we told you that you have another brain almost as sophisticated? If you want to know more, do not miss the opportunity to open our doors to the curious...we would love to make you smile and teach you something to make us, among all , a little wiser. 1.The stomach, the second brain Yes, it is.Our stomach has an incredible number of neurons.This is explained by the enteric nervous system, embedded precisely in the walls of the stomach forming a complex network , which in turn, induces us for example that irresistible desire to eat sweet at any given time, especially when we are goi...

Are we human thanks to dogs?

In Science Daily Online let's make you once when the dog became man's best friend.In this occasion we want you to know the influence of the dog figure in our evolution as humans, such as people that we are.The dog really was, is and will be our best friend. The dog's best friend There are several theories about how the domestic dog was domesticated by humans: the more or less classic version counts as a step of being a carronero animal, that went after the human feeding of the leftovers , to be an active participant in the hunt, locating and helping to capture the prey, work that did for some food security and a lot of love.On what there is no consensus is when this curious association between two affective species began and in as affection to the evolution of both. We know that man, through contact and genetic management, turned the dog into a species that moves more comfortably in human environments than in natural or wild spaces.But the relationship wi...

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