Alberto Orozco Castellanos

44 Flips | 9 Magazines | 1 Like | 13 Followers | @kiraraboy | Keep up with Alberto Orozco Castellanos on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Alberto Orozco Castellanos”

El éxito de este parásito reside en su capacidad de controlar la mente de sus anfitriones

El organismo unicelular <i>Toxoplasma gondii</i> es uno de los parásitos con más éxito en la Tierra (si medimos el éxito como la capacidad de infectar), pues …

Lee libros enteros a gran velocidad

A lo largo de las últimas décadas se han creado diferentes métodos de lectura rápida que prometen ahorrar mucho tiempo al aventurarse con algún libro …

Reducir el tamaño de los humanos para salvar el planeta

Por Nacho Palou — 14 de Noviembre de 2013<p><b>A Foolproof Solution for Saving the Earth: Shrink All Humans</b> — Según los cálculos del artista holandés Arne …

Cómo elegir el punto para empezar y terminar una historia

Estos días he estado leyendo el libro Cómo escribir ciencia-ficción y fantasía, de Orson Scott Card y me he encontrado con una reflexión del autor …

Un vistazo al laboratorio de computación cuántica de Google

Física de partículas, superposición cuántica, cero absoluto, viajes en el tiempo y agujeros negros. El primer vídeo de Google sobre su nuevo …

New kind of microscope uses neutrons

Device could open up new areas of research on materials and biological samples at tiny scales.<p>Researchers at MIT, working with partners at NASA, have …

How the Freaky Octopus Can Help Us Understand the Human Brain

DAVID DOUBILET/National Geographic Creative<p>The octopus is weird: eerily malleable body, sucker-studded arms, skin that can transform into a …

Esta es la primera imagen jamás tomada de un enlace de hidrógeno

Hasta ahora se conocía su forma solo en teoría, pero científicos en China han logrado visualizar por primera vez la estructura de un enlace de …

Investigadores logran crear computadora de nanotubos de carbono

Las partes y piezas de las computadoras se han ido haciendo cada vez más pequeñas y más pequeñas. Pero ¿qué sucederá cuando el silicio – material …

Alien Life Arrives on Comets?—A Controversial Study

A sampling device launched into the Earth’s stratosphere by U.K. researchers in July has come back with what they say is evidence of alien life …

Paranormal

Stephen Hawking: brain could exist outside body

Stephen Hawking has said he believes brains could exist independently of the body, but that the idea of a conventional afterlife is a fairy tale.<p>Speaking at the premiere of a documentary film about his life, the theoretical physicist said: "I think the brain is like a program in the mind, which is …

Aulatutorial, más de 200 cursos online y gratuitos

Aulatutorial, el centro de formación de la Fundación Vértice, se suma a las propuestas en español que encontramos en la web para tomar cursos …

Otro tipo de visibilidad

Los traductores siempre hablamos de <b>visibilidad</b> en términos de consideración y respeto hacia la profesión más que de ver nuestros nombres escritos por …

A new beautiful translucent snail from the deepest cave in Croatia

Scientists discovered a new species of a peculiar cave-dwelling snail in one of the 20 deepest cave systems in the world, Lukina Jama–Trojama in …

Found: The First Mechanical Gear in a Living Creature

U.K. scientists find the first biological gears on a jumping insect half the size of a fire ant.<p><b>With two diminutive legs locked into a leap-ready position</b>, the tiny jumper bends its body taut like an archer drawing a bow. At the top of its legs, a minuscule pair of gears engage—their strange, …

World’s thinnest glass is just two atoms thick

The world’s thinnest glass is just a molecule thick, a serendipitous discovery by scientists, recorded for posterity in the Guinness Book of World …

Chemistry

Robo-Maggots Will Munch Through Brain Tumors

Gross, but great for minimally invasive surgery.<p>Creepy, crawly maggots might be making their way into people's brains. Robot maggots, that is. Inspired by a TV show where plastic surgeons use maggots to eat away dead tissue, neurosurgeon J. Marc Simard of the University of Maryland School of …

Elephant Poachers Poison Hundreds of Vultures to Evade Authorities

The ongoing slaughter of Africa’s elephants is at record levels. The situation has gotten out of hand in many countries, especially those lacking the resources to fight the increase in demand for ivory from the Far East.<p>Poachers lace the discarded elephant carcass with cheap poisons to kill …

Everything You've Ever Been Told About How You Learn Is A Lie

Three myths your teachers told you about how your brain learns, debunked<p>When I was in middle school and high school, teachers loved to impart various tidbits of wisdom about the way students learn during lectures, always couched in such a way as to indicate these were scientifically accepted facts.</i> …

Cómo funciona un transistor explicado con detalle al microscopio

Por @Alvy — 10 de Septiembre de 2013<p>En <i>Zeptobars</i> dieron con un chip llamado <b>ULN2003</b> que en vez de contener los millones y millones de transistores que …

Reflecting on mirror neurons

<i>Chapter 11 of my book, 50 Human Brain Ideas You Really Need to Know. Here's the introduction to the book, and my post about the most important idea in neuroscience</i>.<p>Summary: Mirror neurons are cells that fire during both the execution and observation of a specific action. They have been linked to …

Watch This Tiny Robot Leap Over Walls [Video]

Hello, TailBot!<p>With the goal of making a robot that can run, jump, and maneuver in the air, a student team at Michigan State University came up with this monkey-like miniature machine: TailBot. It is <i>super</i> goofy. For example: to run, it doesn't run on its legs so much as knock itself over with its …

How We Remember To Remember

The way our brain handles remembering to remember something, called prospective memory, has been somewhat of a mystery to scientists, until now.<p>"Remind me not to forget…" I often say to my roommate. My phone charger. The sandwich I made to take to work. The bill I need to put in the mail.<p>The way …

Robot steers needles to clean out brain clots - Futurity

VANDERBILT (US) — Engineers are building an surgical system that uses steerable needles to penetrate …

The Brain

Tool 'senses' when nanocrystals release hydrogen - Futurity

VANDERBILT (US) — Using “off-the-shelf” components, scientists have devised a way to measure when nanocrystals …

Hydrogen

A new way of thinking about how the brain works

My book, <i>50 Human Brain Ideas You Really Need to Know</i>, is out now, and is available at a discount price from Amazon and the <i>Guardian</i> bookshop. (And here's a lovely review by Vaughan Bell, who calls it "a concise, solid grounding in neuroscience… remarkably lucid… balanced and entertaining".) When I …

40 cursos universitarios, online y gratuitos que inician en Agosto

Si hemos decidido darle un lugar al aprendizaje online a través de las diferentes plataformas educativas, entonces no podemos dejar de evaluar las …

NFC Ring: un anillo NFC que te ayudará a abrir puertas

<b>NFC Ring</b> puede que sea la manera en que usemos algo con NFC. Reconozco que me gusta la idea que aporta NFC y mi Nexus 4 lo soporta pero aún no le he …