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vineri, ianuarie 27, 2012

vineri, decembrie 30, 2011

miercuri, noiembrie 16, 2011

Titanoboa - Sarpele robot



Se pare ca a costat 10000 USD in materiale numai pana acum. Scopul final este sa recreeze un sarpe preistoric

Pagina proiectului: http://titanoboa.ca/

vineri, septembrie 30, 2011

Fish uses tool

marți, august 09, 2011

joi, iunie 09, 2011

Ninja dog



Mi se pare mie sau se vorbeste romaneste in video?

vineri, mai 27, 2011

Ultraviolet vision

Poate ati auzit ca renii arctici vad in spectrul UV. Interesant dar si multe insecte sunt capabile de asta. Si mai interesant este cum arata lumea in UV:



Tot articolul si mai multe poze: http://www.dailymail.co.uk/sciencetech/article-473897/A-bees-eye-view-How-insects-flowers-differently-us.html

miercuri, februarie 02, 2011

Cancer sniffing dog trained


Japanese researchers are reporting a 'lab' breakthrough: a retriever that can detect bowel cancer in breath and stool samples as accurately as hi-tech diagnostic tools.

The team, led by Hideto Sonoda at Kyushu University in Fukuoka, Japan, used a specially-trained female black labrador to carry out 74 "sniff tests" over a period of several months.

Each of the tests comprised five breath or stool samples, only one of which was cancerous.

The samples came from 48 people with confirmed bowel cancer at various stages of the disease and 258 volunteers with no bowel cancer or who had had cancer in the past.


Tot articolul: http://www.abc.net.au/science/articles/2011/02/01/3126732.htm

Lucrarea stiintifica in cauza: http://gut.bmj.com/content/early/2011/01/17/gut.2010.218305.full

joi, ianuarie 13, 2011

Total body transplant



partea a 2-a (cu imagini cu maimuta "transplantata"):

duminică, noiembrie 14, 2010

joi, octombrie 07, 2010

Surprisingly Effective Treatments for Depression

- x-axis (popularity) = the fraction of respondents who tried a given treatment
- y-axis (effectiveness) = the average rated effectiveness of a given treatment, Bayes-adjusted for the number of respondents
- Vertical grey line = the average fraction of respondents who tried each treatment
- Horizontal grey line = the average rated effectivenss of all treatments
- Quadrants – Treatments in the upper-left quadrant have below-average usage, but above-average effectiveness, so presumably more people would benefit by trying these. Those in the lower-right quadrant have above-average usage but below-average effectiveness, so presumably more people would benefit by avoiding these.
 Sursa

Grafic complet: http://www.curetogether.com/depression/ig/treatment-effectiveness-vs-popularity

miercuri, septembrie 01, 2010

Bedbugs return part 2

Se pare ca epidemia e destul de grava si a atras atentia CDCului

The classic bedbug strain that all newly caught bugs are compared against is a colony originally from Fort Dix, N.J., that a researcher kept alive for 30 years by letting it feed on him.

But Stephen A. Kells, a University of Minnesota entomologist, said he “prefers not to play with that risk.” He feeds his bugs expired blood-bank blood through parafilm.

Coby Schal of North Carolina State said he formerly used condoms filled with rabbit blood, but switched to parafilm because his condom budget raised eyebrows with university auditors.

Tot articolul:http://www.nytimes.com/2010/08/31/science/31bedbug.html

Eu zic sa pastram tot DDTul care ne-a ramas si sa il pastram cu sfintenie just in case.

De asemenea niste tips:
  • Check the corners of your mattress (under) for little reddish brown spots. This is the first thing you should do at every hotel you stay at
  • They leave black-grey poop stains on white surfaces
  • They are visible with the naked eye

Part 1: http://gilotopia.blogspot.com/2010/08/bedbugs-return.html

luni, august 16, 2010

Bedbugs return!


Din cauza lipsei DDTului si din cauza noilor obiceiuri de a depozita sau aduce mobila de pe strada America sufera de o epidemie groaznica de purici de pat.

Tot articolul: http://www.alternet.org/health/147848/bed_bug_infestation_is_scaring_millions_of_americans/

sâmbătă, iulie 31, 2010

Scientists Map Entire Brain Network: “The most complex mass of protoplasm on earth—perhaps even in our galaxy."

“We have successfully uncovered and mapped the most comprehensive long-distance network of the Macaque monkey brain, which is essential for understanding the brain’s behavior, complexity, dynamics and computation,” announced Dharmendra S. Modha of IBM. “We can now gain unprecedented insight into how information travels and is processed across the brain. We have collated a comprehensive, consistent, concise, coherent, and colossal network spanning the entire brain and grounded in anatomical tracing studies that is a stepping stone to both fundamental and applied research in neuroscience and cognitive computing,” he added.

Sursa: http://www.dailygalaxy.com/my_weblog/2010/07/scientists-create-most-comprehensive-map-of-the-brains-network.html

sâmbătă, iunie 19, 2010

Brainless cat walking



Remarkably the cat was made decerebrate for the purpose of the experiment. This has lead researchers to the hypothesis that, when a quadruped walks/trots/gallops (or walks/runs in the case a biped), minimal control comes from the brain, and most of the control is computed morphologically through an implicit feedback structure in the bio-mechanical design.