submitted by: camdic
German physician Otto Werner (1879-1936) described the clinical picture of this syndrome in 1904, in four sisters, defining the skin thin, tight, scleroderma-like, that mimics premature aging, with bilateral cataracts associated. Also known with the term Progeria, "Prematurely Old" greek derivation, due to the fact that usually presents wrinkling and aging of face. Progeria occurs in two forms: Progeria of childhood, described by Jonathan Hutchinson (1886) and Hastings Gilford (1897),...

wisskomm tv 13/08

submitted by: wisskomm
Sonderausgabe "Podcasts": Eiin Gespräch mit Effrosyni Chelioti von der Helmholtz Gemeinschaft über die Audioangebote der Organisation : Wie erfolgreich sind die Helmholtz Podcasts? Wie reagieren die Wissenschaftler? Wie groß ist der Aufwand? Außerdem stellen wir vor: Wanhoffs Wunderbare Welt der Wissenschaft , die Angebote der NASA und der ESA , das Portal podcampus und den Wild Classroom der "Sciencegeeks".  

The Republican War on Science

submitted by: video_collector

Renowned science scholar Naomi Oreskes hosts Chris Mooney, author of the bestselling book "The Republican War on Science", a "well-researched, closely argued and amply referenced indictment of the right wing's assault on science and scientists" (Scientific American) Series: UCSD Guestbook [Public Affairs] [Humanities] [Science] [Show ID: 11646]
UCTV: UC San Diego
27 min 54 sec - May 14, 2006

Gummy Bear Experiment - Conversion of Bond Energy to Heat Energy & Light Energy

submitted by: video_collector
This cool science experiment illustrates the conversion of bond energy to heat energy and Light Energy. It is also a good demonstration cellular respiration. At www.RegentsTutor.com the Regents Tutor will help you prepare for your class or Regents Exam. Take online video lessons, interactive exam questions with video answers, review sheets, live chat and other tools to help you improve your grades. Current subjects include Chemistry and The Living Environment (Biology). Check the...

science experiment with acetic acid and sodium bicarbonate

submitted by: video_collector

science experiment with acetic acid and sodium bicarbonate (baking soda and vinegar) giving off carbon dioxide among other things


submitted by: camdic
Bioterrorism is the utilization of microorganisms or toxins in order to produce a disease and/or death in human beings, animals or plants. Different from conventional weaponry, relatively economic means are used that allow the elimination of living beings without destroying the surrounding atmosphere. The most probably method for spread of bioweapons is aerial transmission, continuing into water supplies and food. The CDC (US Centers for Disease Control and Prevention, Atlanta) has...