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The History of the Christmas Card
A prominent educator and patron of the arts, Henry Cole travelled in the elite, social circles of early Victorian England, and had the misfortune of having too many friends. During the holiday season...
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Seeing science
ASU Biodesign Institute employees share their work through the power of visuals _Arizona State University
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Ιστορικά γεγονότα Χριστουγέννων
Ενώ τα Χριστούγεννα θεωρούνται παραδοσιακά οικογενειακή εορτή, ευκαιρία ανταλλαγής δώρων και γενικά θρησκευτικής περισυλλογής, εντούτοις υπήρξαν χρονικές περίοδοι που συνέπεσαν με μερικά από τα πιο...
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Η κατάκτηση της Βαλκανικής χερσονήσου από τους Οθωμανούς
Από τις 6 Αύγουστου 1354 ο Βενετός Bailo, ο πρεσβευτής της Βενετίας στην Κωνσταντινούπολη, είχε γνωστοποιήσει στον δόγη Αντρέα Δάνδολο ότι οι Βυζαντινοί, μπροστά στην απειλή των Τούρκων και της...
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The tiniest color picture ever printed
Researchers of ETH Zurich and ETH start-up company Scrona achieve a new world record! They have printed a color picture depicting clown fishes around their sea anemone home. This picture is as tiny as...
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The Lockman Hole in X-rays
A special patch of sky can be found close to the Big Dipper, in the northern constellation of Ursa Major, also known as the Great Bear. Appearing to contain no stars and hardly any gas clouds from our...
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Millet: the missing piece in the puzzle of prehistoric humans’ transition...
The domestication of the small-seeded cereal millet in North China around 10,000 years ago created the perfect crop to bridge the gap between nomadic hunter-gathering and organised agriculture in...
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Hubble Reveals Diversity of Exoplanet Atmospheres
Astronomers have used the NASA/ESA Hubble Space Telescope and the NASA Spitzer Space Telescope to study the atmospheres of ten hot, Jupiter-sized exoplanets in detail, the largest number of such...
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Maunakea Observatories Put New Spin on Galaxy Formation
A team of Australian researchers used two Maunakea-based observatories – Gemini North and W. M. Keck Observatory – to discover why some galaxies are clumpy rather than spiral in shape and it appears...
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Powerful outflows from supermassive black holes in the early Universe
Using the DiRAC supercomputers at Universities of Cambridge, Leicester and Durham, researchers at the Institute of Astronomy and Kavli Institute for Cosmology, Cambridge simulated the growth of a...
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Opinion: How close are we to successfully editing genes in human embryos?
Azim Surani (Wellcome Trust/Cancer Research UK Gurdon Institute) discusses gene editing of the human germline. _The University of Cambridge
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Comet of 1577
The great comet of 1577 seen over Prague on November 12 as depicted in this engraving by Jiri Daschitzky. _NASA JPL
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Τόχαροι
Wall painting of "Tocharian Princes" from Cave of the Sixteen Sword-Bearers (no. 8), Qizil, Tarim Basin, Xinjiang, China._wikipedia
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……..Κάποια Χριστούγεννα
Ο Γρηγόριος Ξενόπουλος υπήρξε επιφανής λογοτέχνης & διακεκριμένος θεατρικός συγγραφέας. Πέραν των άλλων δραστηριοτήτων του διετέλεσε και αρχισυντάκτης του περιοδικού «Διάπλαση των παίδων» επί 50...
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Mongolian Marvel
This stunning, false-colour image captured by Sentinel-2A on 15 August features southern Mongolia, bordered by China to the south and Russia to the north. _ESA
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Demon Burials
In the Drawsko cemetery in Poland, archaeologists have discovered five skeletons with sickles placed at the throat or hips. This burial practice may have been meant to protect the dead from demons, or...
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Η Αστρονομία στον νεοελληνικό ∆ιαφωτισμό και η ίδρυση του Αστεροσκοπείου Αθηνών.
Η Αστρονομία στον νεοελληνικό ∆ιαφωτισμό και η ίδρυση του Αστεροσκοπείου Αθηνών_γράφει ο κ. Νικόλαος Ματσόπουλος, BSc. MSc. Med, Εθνικό Αστεροσκοπείο Αθηνών Η σύγχρονη Αστρονομία, αναπτύχθηκε στην...
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Eyes turn into skin
EPFL scientists have found that chronic inflammation can cause regenerating cells to grow into new, aberrant types; this is called metaplasia, and is a disorder linked to prolonged inflammation. The...
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Ιπποκράτης, ο πατέρας της κλινικής Ιατρικής &Ασκληπιάδης, ο πατέρας της...
Η παρούσα ανασκόπηση περιγράφει το βίο, την ιατρική φιλοσοφία και την πνευματική κληρονομιά δύο πρωτοπόρων Ελλήνων ιατρών, οι οποίοι πριν από δύο χιλιετίες εισήγαγαν τις βασικές έννοιες της ιατρικής...
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The Tomb of the Griffin Warrior
A rare and rich tomb discovery in Greece opens a window on early Mycenaeans who lived generations before their legendary heroes fought at Troy._ James Kensington_Popular Archaeology
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