Hans A. Bethe의 생애와 업적
한스 베테(Hans Albrecht Bethe, 1906)는 현존하는 최고의 핵 물리학자이다. 2차 세계대전 당시 히틀러의 탄압을 피해 미국으로 건너와 핵무기 개발 프로젝트에 참가하여, 오펜하이머 등과 함께 개발에 성공한다.. 전쟁이 끝난 후, 코넬대학의 교수를 역임하면서 행성의 에너지원을
on the Taliban has been unveiled.
Called the XM-25 it has been described by the US Army as a 'game changer'.
It uses a laser guidance system and specially developed 25mm high explosive rounds which can be programmed to detonate over a target.
Richard Audette helped develop it for the US Army and says it's a big leap forward because it's the first small arms weaponto use smart technology.
in America
What is Multiculturalism?
19th C- America experienced massive immigration.
The United States has just one culture
→ The culture of variety
To know how many individual cultures exists in America, is to know how many exists inthe world.
The United States of America thrives on diversity.
→ A synthesis ofthe world’s plentiful and varie
to tell him thatthe car needed some repairs andthatthey had taken longer than had been expected. I drove up tothe place where we had planned to meet and saw Dad Waiting patiently on the corner. I apologized for being late andtold him that I`d come as quickly as I could, but the car had needed some major repairs. I`ll never forget the look he gave me.
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