#DiaDelMaestro "Sí, mi querido Fedro. Pero es aún más noble ocuparse seriamente, auxiliado por la dialéctica y tropezando con un alma bien preparada, en sembrar y plantar con la ciencia discursos capaces de defenderse por sí mismos y defender al que los ha sembrado, y que...
China es el primer socio comercial de América Latina y el Caribe
Pero también está muy presente en las infraestructuras de la región, empezando por sus puertos.
¿Crees que China mantendrá su estrategia en América Latina? Te leemos 👀
🗺️Un mapa de @Alvaro_Merino_
https://t.co/qa9RnQ78lN
🗺️ La disputa de Cachemira entre India y Pakistán en el mapa.
👉 La historia entre los dos países ha estado marcada por desencuentros religiosos y por reclamaciones sobre la zona
¿Conocías los motivos de esta disputa? Te leemos en los comentarios 👀
https://t.co/XSqOjLr6Bh
23 July 1905: #Germany for the second time in a year offers an alliance with Russia. The alliance stipulated that both countries would come to the aid of the other if attacked. The Tsar's #political and #economic advisors objected due to their alliance with #France and therefore the Treaty of Bjorko never took effect. #History #OTD #ad https://t.co/VZpKeWKkKk
The ancient Greek gymnasion was far more than a place of exercise. It was one of the central institutions of Hellenic civilisation, devoted to forming the complete man through the cultivation of body, intellect and character.
Its name came from the Greek word gymnos, meaning naked, because men trained without clothing. Within its palaestrae, running tracks and training grounds, Greeks prepared for warfare, athletic competition and public life. They anointed themselves with olive oil, trained under skilled instructors and afterwards cleansed themselves with the strigil.
Physical training was only one part of its purpose. The gymnasion became a center of paideia, where athletic excellence stood alongside philosophy, rhetoric and political thought. Beneath its colonnades and sacred groves, young men listened to philosophers, debated ideas and prepared themselves for the duties of citizenship. The Hellenic ideal united physical excellence with intellectual and moral development. Its aim was arete, the pursuit of excellence in every aspect of life.
The gymnasion was also a sacred institution. Altars, statues and herms of the Gods stood throughout its grounds, especially those of Hermes and Herakles, patrons of youth, discipline and strength. Some gymnasia were associated with Apollo, while Zeus presided over the greatest athletic contests of the Hellenic world. Exercise, education and worship belonged to the same sacred order. Beneath the gaze of the Gods, men strove to perfect themselves and present the complete man as the highest honour they could offer them.
Plato’s Academy arose beside the gymnasion of Akademeia and Aristotle founded the Lyceum at the gymnasion of Apollo Lykeios. Their schools grew naturally from an institution that united physical training with philosophical inquiry.
The gymnasion sought to form men who were physically capable, intellectually cultivated, morally disciplined and devoted to the polis. Education was not merely the acquisition of knowledge, but the formation of character.
⚠️ What If the Universe Is Not Empty… But Watching?
Look at the sky for a second. It looks peaceful. Silent. Safe.
But what if that calm is a lie?
Scientists now say almost everything in the universe is invisible. Not stars. Not planets. Something darker. Something we can’t touch or see—yet it controls how galaxies move and how space itself stretches. We are floating inside an ocean we cannot detect, surrounded by forces we do not understand.
And then there are black holes. Places where light disappears. Time slows down. Reality breaks. Once something falls in, the universe keeps the secret forever. No message comes back. No warning. Just silence.
Here’s the part that should stop you cold: you are not separate from this abyss. Every atom in your body was made in dying stars billions of years ago. You are ancient. You are cosmic. You are standing on a tiny rock, suspended in a darkness that has no edge.
Beyond what we can see is more universe—forever hidden from us. Other worlds? Other intelligence? Or truths the human mind was never meant to know?
The universe doesn’t answer.
It only waits.
And we are already inside it. 🌌
Unlike most of images by Cassini, this one is completely different. In this image, Saturn is eclipsing the sun. At the center of the image is the body of the gas giant, which in itself is partially lit by the reflection of light from its ring system.
📸 NASA/JPL-Caltech
Universitarios del Instituto de Astronomía participan en hallazgo de un sistema planetario “raro” en la estrella enana roja LHS 1903 ➡️ https://t.co/xzNAX84KoX
Esto desafía lo que se sabe de dichos objetos debido al inusual orden de sus planetas, explicó Yilen Gómez, del IA.
Una historia mundial del Estado
Esta obra del jurista Bernd Marquardt, profesor de la @UNALOficial, es un trabajo de gran erudición.
Una adición valiosa a mi biblioteca que súper recomiendo
Contenidos Tomo I: https://t.co/zLIM0poAvy
Contenidos Tomo II: https://t.co/s4hg5jft8U
🌎Nuestro mundo está dividido en 24 franjas horarias. Son los llamados husos horarios.
Pero luego cada país mantiene los que quiere.
⏰China, por ejemplo, que está en cuatro franjas horarias, tiene una única hora.
👉Este es el mapa de los husos horarios en el mundo:
https://t.co/TeQEyzpglT
Ampliamos el plazo de la Convocatoria #CátedrasDeLaDiásporaMexicana para que investigadoras e investigadores en el extranjero puedan compartir su conocimiento y experiencia con México. 🔬💡
📢 Nueva fecha de cierre: 31 de julio
🔗 Regístrate aquí: https://t.co/KDCPNNfgWm
Con motivo del Día Internacional del Trabajo Doméstico compartimos fotografías alusivas a estas actividades que resguarda el AGN. Te invitamos a consultarlas.
Si presencias un acto de corrupción o una falta en la Administración Pública Federal, no lo dejes pasar.
Denuncia de forma fácil, segura y confidencial: https://t.co/uk2TOi96w5
Tu denuncia transforma el servicio público
🔴 Daniel Ortega ha anunciado que no habrá más elecciones en Nicaragua
Estas declaraciones significan un paso más en la consolidación de la dictadura en el país que gobierna desde 2007
✍️ En este artículo analizamos cómo Ortega se ha convertido en Somoza, el dictador al que ayudó a derrocar:
https://t.co/QFI2ggSGL9
En 1968 se enfrentaron en la Ciudadela de la #CDMX, alumnos de la #Voca5@IPN_MX y de la prepa Isaac Ochoterena incorporada a la @UNAM_MX, elementos del cuerpo de granaderos reprimieron a los estudiantes, hecho que desembocó en los acontecimientos del #2DeOctubre de ese año.