11-03-17 It is no surprise to scientists that the largest social network on the web is called Facebook. Identifying people by their face is fundamental to our social interactions, one of the primary reasons vision researchers are trying to find out how our b...

11-03-16 I believe the immediate purpose of life is to live - to survive. All known forms of life go through life cycles. The basic plan is: birth - maturing - mating - reproducing - death. Thus the immediate purpose of human life is for each individual to f...

11-03-14 Nanoscale whiskers（胡须，腮须） from sea creatures could grow human muscle tissue Minute whiskers of nanoscale dimensions taken from sea creatures could hold the key to creating working human muscle tissue, University of Manchester researchers have...

11-03-14 41.Those mosquito bites will itch even more if you ____ them.? A) rub B) scratch?C) scrub D) brush? 42.____ he ____ a synopsis of a story ____ he would summon a crowd of his friends to his house and read it aloud to them.? A) No sooner did havet...

11-03-11 One of the most complex human mysteries involves how and why we became an outlier（异常值） species in terms of biological success. Research findings published in the March 11 edition of the journal Science by an international team of noted anthropo...

11-03-09 What do you have when you line up a martial artist（武术家） , acrobatic gymnast, police officer, firefighter, NASCAR driver, and NFL running back? Watson, the IBM super-computer that recently routed humanity's best on Jeopardy might have guessed th...

11-03-04 A new paper by University of Calgary researchers, published today in PLoS ONE, demonstrates the edge given to prey in the space race by human activity. The research was conducted by two University of Calgary students, a University of Calgary Post-Do...

11-02-23 In an advance that could improve battlefield and trauma care, scientists at Albert Einstein College of Medicine of Yeshiva University have used tiny particles called nanoparticles to improve survival after life-threatening blood loss. Nanoparticles...

11-02-15 The human body is made up of several organs composed of tissues that enable them to perform a particular function. The heart circulates（传播，循环） blood; the brain is the micro-neuro center of the body; the lungs bring in oxygen and release carbo...

11-01-28 Psychologists at Harvard University have found that infants less than one year old understand social dominance and use relative size（相对大小，相对量） to predict who will prevail when two individuals' goals conflict. The finding is presented this...