2007年NPR美国国家公共电台一月-A Broken Foot, an Artificial Leg, and a R

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

SSS 2008-12-30

We humans dont always make the best choices. But now a study in the journal Neuron demonstrates that maybe our brains do make the best possible decisionsbut only if its done unconsciously. Alex Pouget at the University of Rochester takes a look at un

11医学专业英语--解剖学词汇--神经-总论

第六篇 神经系统 Section 6 Nervous System 第一章 总论 Chapter 1 Introduction association neuron 联络神经元 astrocyte 星形胶质细胞 axon 轴突 bipolar neuron 双极神经元 central nervous system 中枢神经系统 chemical synapse 化学突触 cortex 皮质 dendrite

15医学专业英语--解剖学词汇--neizangns

内脏神经系统 Visceral Nervous System abdominal aortic plexus 腹主动脉丛 aorticorenal ganglion 主动脉肾神经节 autonomic nervous system 自主神经系统 cardiac plexus 心丛 celiac ganglia 腹腔神经节 celiac plexus 腹腔丛 cervicothoracic ganglion 颈胸神经节

创新英语-Scientists Create Energy-Making Artificial Leaf

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

VOA标准英语2015--Researchers Create Artificial Skin With Sense of Touch

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

科学美国人60秒 SSS Yawns Help the Brain Keep Its Cool

Not many scientific studies begin like this: Many hours of watching YouTube clips. Trying to find as many yawns as possible. But for Andrew Gallup, an evolutionary psychologist who studies yawning at the State University of New York, it was all in a

SSS 2009-01-30

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. You probably remember exactly what you were doing when you first heard the news on 9/11. Thats because the brain has ways to file information so that thi

16医学专业英语--解剖学词汇--神经系统的传导通路

第三章 神经系统的传导通路 Chapter 3 Neural Pathways acoustic radiation 听辐射 adrenergic pathway 肾上腺能通路 aminergic pathway 胺能通路 auditory pathway 听觉传导通路 central radiation of thalamus 丘脑中央辐射 chemical pathways 化学通路 cholinergic

英语听力文摘 English Digest 593、神经细胞丧失会怎么样？

What Happens When You Lose Neurons? When you were born, almost all of the one trillion neurons, or nerve cells, in your brain had already formed. But those neurons still had a lot of growing to do. As kids grow, neurons in the brain branch out and ma

60秒科学:想看工作中的脑细胞吗？

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

60秒科学:Artificial Muscle Brings Back Blink

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

SSS 2008-10-16

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Senior citizens across the world love keeping their brains busy with crossword puzzles, sudoku or word jumbles. These brain-teasers actually help keep neurons firing

SSS 2009-08-07

A friends four year old daughter recently complained to me about how badly her mosquito bite itched. She was about to burst into tears. The fact that an uncomfortable itchy sensation can drive many of us to distraction led many scientists to believe

SSS 2010-05-06

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

VOA标准英语2011--Artificial Blood Vessels Work Well, Have

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

美国国家公共电台 NPR What Makes A Human Brain Unique? A Newly Discovered Neuron May Be A Clue

DAVID GREENE, HOST: Scientists have taken one more small step toward understanding what makes the human brain unique. As NPR's Jon Hamilton reports, they've identified a type of brain cell that exists in people but not in rodents. JON HAMILTON, BYLIN

学个词Learn a Word 第1713-artificial

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前，The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

VOA标准英语2011--Artificial Speech Mimics Real Thing

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚