Day-Old Mice Grow Back New Heart Tissue After Injury

When humans have a heart attack, heart muscles die after being cut off from their blood supply. But what if the heart could grow new muscle to replace the dead tissue? Some amphibians can regrow body parts, even entire limbs. But humans and other hig

SSS 2010-02-19

When youre looking for a table in a crowded cafeteria, you probably give wide berth to the family that sounds like its sharing a big dish of whooping cough. Well, not if youre a house finch, particularly a male. Because a study in the journal Biology

趣味青春英语 第94期:Neck and neck

Idiom: Neck and neck 旗鼓相当 Hit the book: Kitten Counter Stove Signal Awesome Process Sensory Organ

英语音频杂志：恐龙是什么样子的？

What did a dinosaur look like? By Linda Baxter Can we believe what we see? Dinosaur art has a long history. Life-size models in natural history museums, paintings and drawings, children's toys, and of course, the recent spate of computer generated fi

科学家从6千8百万年之久的恐龙骨中提取软组织

Scientists Extract Soft Tissue from 68-Million-Year-Old Dinosaur Bone 科学家从6千8百万年之久的恐龙骨中提取软组织 U.S. scientists have recovered soft tissue from the bones of a near

Tea May Help Fight Infection

Broadcast: April 30, 2003 By Nancy Steinbach This is the VOA Special English Health Report. American researchers say drinking tea may help strengthen the body's defense system against infection. Docto

Make Sure You Are Not a Pain in the Neck

Make Sure You Are Not a Pain in the Neck Now the VOA Learning English program Words and Their Stories. This program explores the origin and uses of popular words and expressions in American English. Today we explain how a common body part -- the neck

VOA标准英语2013--Climate, Brain Infection Linked in Uganda

Climate, Brain Infection Linked in Uganda Scientists say they have found the first major neurological condition linked to climate. A Ugandan study shows the amount of rainfall can affect the number of infants who develop a deadly brain infection. Its

VOA标准英语2012--Scientists Regrow Tissue Killed During Heart Attack

Scientists Regrow Tissue Killed During Heart Attack U.S. scientists have done what was once considered science fiction - regrown heart muscle to replace tissue that was killed off in a heart attack. It's the latest advance in the field of regenerativ

VOA标准英语2010年-Blood Vessel Disease Linked to Dementi

Researchers have identified a link between dementia and the brain damage that can occur in older people with high blood pressure and other forms of cardiovascular disease. High blood pressure, high cholesterol, and other conditions that affect blood

Lesson 38 - PAIN IN THE NECK / NECK AND NECK

pain in the neck neck and neck 英语里有不少成语和俗语都是和人体各个部份的名称相联系的，有的和头，有的和眼睛、鼻子、手和脚有关的。今天我们再讲两个

Lesson 37 - BREAK ONE'S NECK / STICK ONE'S NECK OUT

to break your neck to stick your neck out 美国人在讲话和写文章的时候经常用一些和人体各部份有关系的成语或俗语。今天我们要给大家介绍的两个习惯用语就是和

美国习惯用语:349 pain in the neck

我们今天要讲由neck这个词组成的习惯用语。大家也许已经知道neck是脖子。我们要学的第一个习惯用语是: pain in the neck。 Pain是疼痛的意思。Pain in the neck，一听就知道是脖子疼，但是它的比喻意

E. coli infection cases rise sharply in Germany

BERLIN, June 1 (Xinhua) -- Germany's disease control center reported on Wednesday 365 new cases of the fatal enterohemorrhagic E. coli (EHEC), which marked a sharp rise since its outbreak in the middle of May. Twenty-five percent of the new cases inv

Lesson 162 - GET IT IN THE NECK / STICK OUT ONE'S NECK

To get it in the neck To stick out one's neck 我们给大家介绍过两个和脖子,也就是人身体上的颈部有关的常用语。脖子在英文里就是: Neck. 今天我们再来给大家讲解

60秒科学:Beating Heart Tissue from Stem Cells

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

恐龙的鼻孔应该位于口部上方

57 恐龙的鼻孔应该位于口部上方 DATE=8-23-01 TITLE=SCIENCE REPORT - Dinosaur Noses BYLINE=George Grow （Start at 1'01

VOA标准英语2010年-AIDS: Vital First Minutes of Infection

A top U.S. health official says the first few minutes after HIV infection may be a window of opportunity to prevent the AIDS virus from firmly taking hold in the body. The HIV thats present during initial infection is different from the virus that re

VOA标准英语2009年-Study Finds High Rate of Infection at

More than 1,200 intensive care units in 75 countries examined Carol Pearson | Washington, DC 08 December 2009 Researchers found that more than half of the 14,000 patients in the study on that one day, developed infections in intensive care units Stay

学个词Learn a Word 第1328期 infection

今天我们要学的词是infection。 Infection, 感染。 MIT scientists are developing a new drug that might be able to fight any viral infection, 麻省理工大学的科学家正在研究一种新药，可能可以治疗任何病毒感染。 Re