Scientific American y el Eyjafjallajökull

Les recomiendo ampliamente esta publicación en línea gratuita de la revista Scientific American. Es muy profesional, tiene información muy actualizada sobre investigaciones o descubrimientos recientes en el mundo de las ciencias y las matemáticas, muy interesantes. También publica podcasts, para lo que les guste escuchar las noticias y practicar su inglés 🙂 ¡Tienen más de 100 años publicando continuamente! Además, esta última edición trae una buena nota sobre el, todavía en erupción, volcán Eyjafjallajokull en Islandia. FFM.

From: Scientific American Newsletters <newsletters>

Date: 2010/4/20
Subject: Weekly Review: How Long Will Iceland’s Volcano Keep Planes Grounded?

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iceland-volcano-airspace_1.jpgASK THE EXPERTS
How Long Will Iceland’s Volcano Keep Planes Grounded?

As the volcano in Iceland continues to erupt, travelers in Europe are left to wonder how long local airspace will remain closed. A volcanologist from the Smithsonian explains why this eruption could cause long-term disruption

> Related: How do volcanoes affect world climate? is 1 of 5 nominees for this year’s Webby Awards in the Science category. A heartfelt thanks to all our readers for being continually supportive of the magazine and web site. If you could spare a moment, we would greatly appreciate a vote in our favor:

Established in 1996, the Webby Awards is the leading international award honoring excellence on the Internet.

60SEarth_75x75.gif60-SECOND EARTH PODCAST
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It’s not paper, plastic or even aluminum. David Biello reports

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Endangered quolls may benefit from aversion therapy

What Is the Memory Capacity of the Human Brain?

Paul Reber, professor of psychology at Northwestern University, replies

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Making a Decision? Take Your Time

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Quantum Effects Exploited to Generate Random Numbers

Measuring the internal states of entangled ions yields binary digits that demonstrably stem from the indeterminacy of quantum mechanics, but the process is laborious

Spectacular South African Skeletons Reveal New Species from Murky Period of Human Evolution

The discoverers argue that the nearly two-million-year-old fossils could be ancestral to us–but other scientists are not so sure

Health insurers make big bucks from Big Macs

Health and life insurance companies are out to make a buck, and one way they augment their income is by investing in other industries, including the top five publicly traded fast food chains

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