Technology opinions and digital photography
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Color blind: This is for everybody
When designing web sites, many graphic artists over-design forgetting a little-known fact: Around 5% or male Europeans or Caucasians have some sort of color blindness. For most of them it is only a small hindrance, but in some conditions it can become quite annoying. For example, when a web designer relied too heavily on color…
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African Harrier Hawk (Gymnogene)
This medium-sized eagle was a great discovery for me in Botswana. The African Harrier Hawk (Gymnogene) hunts for insects and small animals in dead trees and rocks. It’s very mobile and devilishly active. African harrier Hawk (or Gymnogene) (Polyboroides typus), Gymnogène d’Afrique. Moremi National Park, Botswana, May 2010.
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Great White Pelican
Great White Pelican (Pelecanus onocrotalus), Pélican blanc. Moremi National Park, Botswana, May 2010.
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Hamerkop
I love this bird. It seems to be right out of the illustrations of a XIXth Century book about prehistoric wildlife (and it’s the only living species of the genus Scopus). I love its name. It seems a near impossibility (that’s probably why there are so many other possible names like Hammerkop, Hammerkopf, Hammerhead, Hammerhead…
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Jabiru Stork or Saddle-billed Stork
Jabiru Stork or Saddle-billed Stork (Ephippiorhynchus senegalensis), Jabiru. Moremi National Park, Botswana, May 2010.
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Impala
Impala. Moremi National Park, Botswana, May 2010.
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Yellow-billed Stork
Yellow-billed Stork (Mycteria ibis), Ibis tantale. Moremi National Park, Botswana, May 2010.
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Little bee-eater
Little bee-eater (Merops pusillus), Guêpier nain. Moremi National Park, Botswana, May 2010.
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Test for Earthquakes
Building a tall structure able to resist the worst earthquakes, asks for some flexibility in the architecture. For this, it may be useful to do some tests simulating the furious conditions of a real earthquake. YouTube link
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