Of interest (Wed, Dec 29th, 5pm)

[Signal boosts are awesome.

...zomg, Yahoo! is axing, er, selling Delicious.com!

...And over here on the calm planet, I am looking into my options.

--L.]

Brain Volume Linked to Social Networking
[Wired: Science - Ars Technica]

This is one of the first publications that demonstrates a relationship between amygdala volume and social networks in humans. It would be fascinating to determine if a cause-and-effect relationship can be established. Are certain people born with larger amygdala and therefore create bigger social networks, or does the amygdala grow as we gain more friends and foes?

science

Slavery paintings coming down from Atlanta office
The murals are part of a collection of eight works painted by George Beattie in 1956 depicting an idealized version of Georgia farming, from the corn grown by prehistoric American Indians to a 20th-century veterinary lab.

racism art

Artificial Photosynthesis
[NeuroLogica Blog - Steven Novella]

The ability to derive useful energy from sunlight is very appealing. More energy from the sun falls upon the surface of the earth than we use, by far. In fact, this energy in one year is greater than all our fossil fuel reserves.

The trick is how to efficiently and cost-effectively access this energy. (The term “exergy” is used to refer to the portion of energy that can be used to do work – and that is what we are talking about when we discuss harnessing energy.)…

science green_energy

Rock-Chewing Sea Urchins Have Self-Sharpening Teeth
A very close look at sea urchins has uncovered the mystery of how the animals can literally chew through stone without dulling their teeth.

science wtf_nature

[In case it needs to be said: I don't agree with every word of everything I link to. --L.]

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The Of interest (Wed, Dec 29th, 5pm) by Lee Salazar, unless otherwise expressly stated, is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License. Terms and conditions beyond the scope of this license may be available at leesalazar.com.