Ronald Chacón Chavarría

461 Added | 2 Magazines | 29 Likes | 1 Following | 127 Followers | @ronaldchacon | Antropólogo, un poco de arqueólogo, lector empedernido y soñador.

Reimagining the History of Human Migration With a 65,000-Year-Old Find

They were typical humans. They hunted and gathered. They ground nuts, plants, and seeds, and built hearths. They also worked the oldest-known …

Anthropology

Early humans innovated tools earlier than thought

Unpredictable climate and natural disasters like earthquakes may have spurred early humans to create innovative tools and ways to communicate earlier …

Anthropology

A Twist in Our Sexual Encounters With Other Ancient Humans

A new study suggests that early humans mated with the mysterious Denisovans in two separate waves.<p>Around 41,000 years ago, a young woman died in a cold cave, high up in Siberia’s Altai Mountains. Scientists uncovered one of her pinky bones in 2008. From it, they extracted her DNA. And from that, …

Humanity

Neanderthals Knew Something About Health Care That America Has Forgotten

A new study suggests that caring, organized healthcare is not unique to our species.Over 40,000 years ago a Neanderthal male — let’s call him …

Anthropology

Gene Mapping: Why It Matters How Many Times Ancient Man Mated With Denisovans

A new study published in <i>Cell</i> revealed that ancient man mated with Denisovans and Neanderthals. About 1 to 6 percent of Denisovan genes are present in …

Evolution

Stone Age ‘paradise’ discovered in Israel

Archaeologists uncover an extraordinarily well-preserved site used by hunter-gatherers<p>Sun, Jan 7, 2018, 22:18<p>Israeli archaeologists have uncovered …

5,000-year old rock art found in India is likely the oldest depiction of a supernova

Imagine looking up at the sky one night and finding two moons. If it happened in 2017, Twitter would be abuzz with people posting photos. News channels would get astronomers to explain what’s happening, and they’d say it’s not a supernatural phenomenon but likely an exploding star—a supernova. …

Universe

7 Herramientas Para Crear Infografías Tengas o No Habilidades Para El Diseño

Seamos francos, a todos nos encantan las infografías. Son una forma fácil de consumir contenido, de visualizar grandes cantidades de datos. ¿Pero …

Cómo se reconstruyó el rostro de una noble peruana preincaica de hace 1.200 años

Si te la cruzaras hoy en las calles de Perú no te llamaría la atención: parece una mujer mayor con facciones típicamente andinas.<p>Pero la llamada Reina Wari, cuyo rostro fue reconstruido recientemente, tiene unos <b>1.200 años</b>.<p>Se trata de uno de los 58 esqueletos de mujeres nobles que fueron hallados en …

Descubrimiento de huellas fósiles desafían las teorías de la evolución humana

Las recientemente descubiertas huellas humanas de Creta, pueden poner a prueba la narrativa establecida de la evolución humana. Se estima que las …

Los primeros empastes dentales se hicieron en la Edad de Hielo con piedras afiladas y alquitrán

Si te da miedo ir al dentista hoy, imagínate hace 13.000 años cuando no existían los analgésicos y los empastes se hacían con piedras afiladas y …

Una forma visualmente diferente de aprender código morse

Por @Alvy — 11 de Abril de 2017<p>Este <b>código morse visual</b> es una forma diferente de aprender el clásico código de comunicación de puntos y rayas. Dicen …

Truths and Fictions in Everyday Japan

From the series Two Kinds of Memory and Memory Itself<br>Max Pinckers—Magnum Photos<p>1 of 18<p>Don’t be fooled by the overly stylistic photos here: these are …

Street Photography

El LiDAR sustituye al radar como herramienta arqueológica

Juan Carlos Fernández Díaz es doctor en Ingeniería de Teledetección por la Universidad de Houston. Fue precisamente durante su doctorado cuando …

5 manuscritos antiquísimos que deberías conocer (y leer)

Con la imprenta nacieron los libros, pero no la difusión de ideas y conceptos a través de la escritura. Una actividad que se remonta a miles de años …

Esta es la región del cerebro que nos hace únicos como especie

Imagen: The human brain, divided according to Bernard Hollander’s system of phrenology. Photomechanical reproduction with pen and ink rendering, c. …

The Struggle and Strain of Mining “Devil’s Gold”

In 2014 Italian photojournalist Luca Catalano Gonzaga went to Indonesia and spent ten days inside what he calls “the womb” of the Kawah Ijen volcano in East Java. Here, men toil in arduous conditions to mine sulfur from the depths of the crater—effectively breaking their own bodies in the …

La increíble historia del funcionario que hackeó a IBM salvando del Holocausto a cientos de judíos

Durante el Holocausto nazi existieron un gran número de héroes anónimos. La historia en algunos casos los ha acabado consagrando, como es el caso de …

Energía para el Futuro - Construyamos un futuro energético sostenible

NOTAS<p>El Barrio 31 es el asentamiento informal más emblemático de la Ciudad de Buenos Aires, objeto histórico de una serie de proyectos tanto de …

Los últimos samuráis: hermosas fotografías de los guerreros y sus cortesanas

El fotógrafo angloitaliano Felice Beato llegó a Japón en 1863, cuando el país se encontraba en medio de una guerra civil. Después de pasar más de 200 …

The Bronx Documentary Center highlights manipulated images in the exhibition, “Altered Images.” (PHOTOS).

Mistakes, misrepresentations, and downright deceptions in photojournalism are as old as the practice itself. And according to photojournalist Michael …

Photo Essays

5 Rituals and Routines That Changed My Writing Life

Creative Writing

Most Anticipated: The Great Second-Half 2015 Book Preview

If you like to read, we’ve got some news for you. The second-half of 2015 is straight-up, stunningly chock-full of amazing books. If someone told …

What is Street Photography?

Though most of us who are more savvy are very aware of what the genre is, there are many out there that really don’t understand or really know what …

Street Photography

Why 2015 won't disappoint book lovers

OPEN TO OPINION<p>There’ll be something for everyone on the bookstands.<p>ART & CULTURE<p>| It Could Happen to You | 3-minute read | 07-07-2015<p>Damayanti Datta …

Books

Conoce todo sobre Sherlock Holmes en 13 infográficos

La realidad es un sonido que debes sintonizar.<p>Anne Carson<p>Continuamos ahora el ascenso de la Cadena del Ser y escuchamos lo que nos informan quienes …

The breathtaking war photographs of Heidi Levine

American photographer Heidi Levine, who took a stunning cache of photos during the 2014 Gaza war, has just won the 2015 Anja Niedringhaus Courage in Photojournalism Award. CNN's Christiane Amanpour, who presented her with the honor, spoke with her in Berlin on Thursday. You can watch that interview …

Gaza

Greeks v Franks – why culture still matters

During the period of the crusades Greeks would refer to western Europeans by the generic term ‘Frank’, derived from the name of the leading barbarian tribe of the west. The word still lives on as a name for white people in Urdu and Hindi – Firangi – as well as Thai and Vietnamese, for whom US …

Roundtable Report: Who Needs Visual Anthropology? — Cultural Anthropology

Cineblend: 25 Years of Beeld voor Beeld. Who Needs Visual Anthropology?<p>De Tolhuistuin, Amsterdam, February 15, 2015<p>On Sunday, February 15, a seminar …