Guest Thinkers — February 16, 2011

Not so irrelevant 021

Scott McLeod

Five online resources worth checking out…

Tom Hoffman deconstructs the English / Language Arts standards from the Common Curriculum.

Sylvia Martinez reminds us that an important online safety report discourages scare tactics.

10 things teachers should unlearn, from What Ed Said

19 things teacher librarians should unlearn, from Joyce Valenza

Mashable gives us an infographic on the geosocial universe.

Starts With A Bang

The idea that matter is mostly empty space is mostly wrong

Practically all of the matter we see and interact with is made of atoms, which are mostly empty space. Then why is reality so... solid?

Strange Maps

America’s news deserts are growing

Most counties in the U.S. have only one local newspaper, often one that publishes weekly instead of daily.

Two people walking past a dark brick wall with numerous security cameras pointing in various directions.

The Present

Are smart cities a wise idea?

When Google runs a smart city, who owns the data?

Illustration of a young woman with closed eyes, smiling, next to a large, detailed eye and surrounded by vibrant, abstract elements and smiley faces.

Neuropsych

Eyes wide shut: Why closing your eyes intensifies psychedelic trips

A recent study suggests that exposure to visual stimuli can diminish the effects of psychedelic drugs.

Starts With A Bang

The big idea of Grand Unified Theories of physics

If the electromagnetic and weak forces unify to make the electroweak force, maybe, at higher energies, something even grander happens?

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