منابع مشابه
Breakthroughs and blind ends
Evolution of a through gut with an oral and an anal opening conceivably marked a breakthrough in early animal history, as basal animals have a blind ending gut with only one opening. How this occurred, and whether a through gut evolved only once or several times is a matter of debate. Perhaps the different modes by which guts develop in animal embryos that are used for the classification of ani...
متن کاملANATOMY OF BREAKTHROUGHS Breakthroughs in Automatic Speech Recognition Technology
This paper will give a short introduction to history behind the development of the most important technologies used in Automatic Speech Recognition systems today. We start from the 1950’s when the first digit recognizer was introduced and explain key points of the following decades until the 1980’s when the Hidden Markov Models became standard. After the Hidden Markov Models, we jump to the cur...
متن کاملTechnological Breakthroughs and Productivity Growth
This study consists of an examination of productivity growth following three major technological breakthroughs: the steam power revolution, electrification and the ICT revolution. The distinction between sectors producing and sectors using the new technology is emphasized. A major finding for all breakthroughs is that there is a long lag from the time of the original invention until a substanti...
متن کاملThe breakthroughs of 2012.
www.sciencemag.org SCIENCE VOL 338 21 DECEMBER 2012 1503 COVER Mosaic of the CMS and ATLAS detectors (as in 2007), part of the Large Hadron Collider at CERN. In 2012, research teams used these detectors to fi ngerprint decay products from the long-sought Higgs boson and determine its mass, successfully testing a key prediction of the standard model of particle physics. See the Breakthrough of t...
متن کاملBreakthroughs in Lyme Disease
Feature article: a panel of Lyme experts present bold new data demonstrating the therapeutic effects of Pentacyclic Alkaloid Chemotype U n c a r i a tomentosa (TOA-free Cat’s Claw) to be effective in the treatment of chronic Lyme disease. See page 3 Q & A section with Lyme experts about testing methods, natural therapies, neurotoxins associated with Lyme, and dealing with treatment-related toxi...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Current Biology
سال: 2009
ISSN: 0960-9822
DOI: 10.1016/j.cub.2009.03.043