太平洋地区运用科学 积极防治海平面升高
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科学60秒:海藻之于电池的神奇功效
Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion batteries include a binder. It holds the g...
(笑话)愚蠢的命令
笑话Stupid Orders When Nasreddin was a boy, he never did what he was told, so his father always told him to do the opposite of what he wanted him to do. One day, when the two were bringing sa
喜剧电影“巴尼的人生”
VOAThere is more to that tender scene with Mr. and Mrs. Barney Panofsky. Yes, he has met the woman of his dreams, but she is not his new bride; and complicating matters - as Barney so often does ...
直面内在的敌人
短文Facing the Enemies Within We are not born with courage, but neither are we born with fear. Maybe some of our fears are brought on by your own experiences, by what someone has told you, by...