Ο Maxwell για τον Faraday
Στον πρόλογο του βιβλίου του Maxwell “Πραγματεία για τον Ηλεκτρισμό & τον Μαγνητισμό”, ο μεγάλος επιστήμονας εξαίρει το έργο του Faraday.
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Στον πρόλογο του βιβλίου του Maxwell “Πραγματεία για τον Ηλεκτρισμό & τον Μαγνητισμό”, ο μεγάλος επιστήμονας εξαίρει το έργο του Faraday.
Ποια είναι η φύση του ανέμου που εκτοξεύει το μητρικό μας άστρο και ποια φαινόμενα δημιουργεί η αλληλεπίδρασή του με τη γη;
Ξεκινώντας μια καινούρια αναζήτηση στον Μεσοπλανητικό Χώρο, ας θυμηθούμε την τελευταία παράγραφο της προηγούμενης ανάρτησης. «Το επόμενο στάδιο των προσπαθειών επίτευξης της μέγιστης «ενεργειακής οικονομίας» των διαστημικών αποστολών, έχει σημείο εκκίνησης τις προσπάθειες επίλυσης από τον εξέχοντα Γάλλο μαθηματικό Jules-Henri Poincaré (1854 – 1912) του προβλήματος των τριών σωμάτων, σταθμούς τα ασταθή Λαγκρανζιανά σημεία, χαοτικά…
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«‘οἱ δὲ δύω σκόπελοι ὁ μὲν οὐρανὸν εὐρὺν ἱκάνειὀξείῃ κορυφῇ, νεφέλη δέ μιν ἀμφιβέβηκεκυανέη: τὸ μὲν οὔ ποτ᾿ ἐρωεῖ, οὐδέ ποτ᾿ αἴθρηκείνου ἔχει κορυφὴν οὔτ᾿ ἐν θέρει οὔτ᾿ ἐν ὀπώρῃ.οὐδέ κεν ἀμβαίη βροτὸς ἀνὴρ οὐδ᾿ ἐπιβαίη,οὐδ᾿ εἴ οἱ χεῖρές τε ἐείκοσι καὶ πόδες εἶεν:πέτρη γὰρ λίς ἐστι, περιξεστῇ ἐικυῖα.μέσσῳ δ᾿ ἐν σκοπέλῳ ἔστι σπέος ἠεροειδές,πρὸς…
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Ξεκινώντας την περιπλάνηση στον κόσμο της επιστήμης, διάλεξα να μιλήσω για το θαυμαστό εκείνο ταξίδι της Αλίκης (ALICE) που την οδήγησε στη χώρα των quarks. Ένα ταξίδι στα πλαίσια της ατομικής, της πυρηνικής και της σωματιδιακής φυσικής. Ένα ταξίδι αναζήτησης των συστατικών του κόσμου. Αν και… όχι όλων ακριβώς των συστατικών. Εδώ θα περιοριστώ στα…
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