Archive for Ιουνίου 13, 2013

Good guy or bad guy?

Ιουνίου 13, 2013 Σχολιάστε

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Humans and other animals need salt to survive. The lack of it triggers a behavioral response that motivates them to go after salty foods and liquids. Compared with the access difficulties of the past, modern societies ingest food with amounts much higher than their physiological needs, a custom considered harmful to health because it causes hypertension and cardiovascular disease.

by Varella Varella

The relationship between the use of salt and increased blood pressure is surrounded by so much controversy, it is difficult to establish safe limits for consumption.

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Young and healthy mind

Ιουνίου 13, 2013 Σχολιάστε

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Exercising your brain with intellectual activities can delay the onset of Alzheimer’s disease

The more use, the less goes missing. Using the brain often with intellectual activities can delay the onset of Alzheimer’s disease.

A study published in the journal Neuron in March, conducted by Dr. Dennis Selkoe of Brigham Women’s Hospital, shows that receiving stimuli from an environment rich in information and new activities for long periods has a positive effect on the prevention of Alzheimer’s disease. The most common cause of memory loss among the elderly Διαβάστε περισσότερα…


Can man be as fast as cheetah?

Ιουνίου 13, 2013 Σχολιάστε

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What is the maximum human speed? The current record of running at 100 meters distance is currently set at 9.58 seconds. It has remained nearly unchanged since 2009. Some believe that it is very close to the limit of biomechanical human capabilities with current anatomy. However, calculations show that the limit can be pushed.

The current world record belongs to Usain Bolt, a runner from Jamaica, who has unique physical characteristics. At this time he has no competition, but scientists are willing to work in this direction. Back in 2008, the Journal of Experimental Biology published the material prepared by Stanford biologist Mark Denny who has been studying the records of 100 meters races set since 1900.

The scientist wrote Διαβάστε περισσότερα…

Why does USA need panic on gold market?

Ιουνίου 13, 2013 Σχολιάστε


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Why investors are sometimes misled? Perhaps, the goal is to further scare and disorient the investment funds and individuals so that they quickly get rid of their gold (and earlier – silver) because the gold has allegedly lost its former appeal and reliability, and stock quotes have sharply declined.

Likely, someone needed them to fall. Where else if not at the George Soros exchange various currency speculators can earn their billions of dollars? If so, this goal was achieved by someone. At the time when newspapers exorbitantly inflated information on the readiness of Cyprus to sell Διαβάστε περισσότερα…


Russia won’t join the gay march

Ιουνίου 13, 2013 Σχολιάστε


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On Tuesday, June 11th, members of the lower house of the Russian parliament discussed in the second and third readings a bill to ban the propaganda of non-traditional relationships to children. As a result, the bill was accepted with 436 deputies voting in support of the bill and one abstained.

In the morning, Διαβάστε περισσότερα…


Οι «κινούμενοι» βράχοι της Κοιλάδας του Θανάτου

Ιουνίου 13, 2013 Σχολιάστε

Οι «κινούμενοι» βράχοι της Κοιλάδας του Θανάτου

Αν πάει κανείς στην Κοιλάδα του Θανάτου στην Καλιφόρνια, δεν μπορεί να μην προσέξει τους διάσπαρτους βράχους που βρίσκονται στην κοίτη της ξεραμένης λίμνης Ρέιστρακ.


Πίσω τους έχουν ίχνη συρσίματος μήκους εκατοντάδων μέτρων, πράγμα που σημαίνει ότι κινήθηκαν Διαβάστε περισσότερα…


Τα hashtag έρχονται στο Facebook

Ιουνίου 13, 2013 Σχολιάστε

Tο νέο χαρακτηριστικό θα επιτρέπει στον χρήστη να παρακολουθεί τη συζήτηση πάνω σε ένα συγκεκριμένο θέμα.

Tου Κώστα Δεληγιάννη

Tα σχέδια του για την εισαγωγή των hashtag ανακοίνωσε πριν από λίγες ώρες το Facebook. Το χαρακτηριστικό το οποίο υπάρχει ήδη σε υπηρεσίες σαν το Twitter και το Instagram, θα επιτρέπει στους χρήστες να παρακολουθούν όλες τις αναρτήσεις που αναφέρονται στο ίδιο θέμα.

Πιο συγκεκριμένα, Διαβάστε περισσότερα…

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