This is Scientific Americans 60-SecondScience. Im John Matson, got a minute? Say you need a diamond. You could go downto the jeweler, or you could put some carbon deep underground and let it sitfor a couple billion years. Or you could hop in a starsh

发表于:2018-12-24 / 阅读(39) / 评论(0) 分类 Scientific American(八)月

Like a phoenix rising from the ashes, astronomers have found a whole new solar system may be forming in the wake of a star's violent death. This is the Hidden Universe of the Spitzer Space Telescope, exploring the mysteries of infrared astronomy wit

发表于:2018-12-30 / 阅读(40) / 评论(0) 分类 国家地理2008年

捷克总理宣布辞职 PRAGUE, June 16 (Xinhua) -- Czech Prime Minister Petr Necas (Civic Democratic Party, ODS) will submit his resignation in connection with the detention of his closest aide Jana Nagyova on Monday, Necas announced after a meetin

发表于:2019-02-04 / 阅读(32) / 评论(0) 分类 英语新闻

MADRID, Aug. 16 (Xinhua) -- Real Sociedad got strengthened in attack to recieve Mexican International winger Carlos Vela from English Premier League club Arsenal, the Spanish La Liga side confirmed on Tuesday. Real Sociedad have reached an agreement

发表于:2019-02-05 / 阅读(64) / 评论(0) 分类 英语新闻

Contents Under Pressure OPHIRA EISENBERG, HOST: Let's meet our next two contestants. First up, Ross Freilich. You work in mergers and acquisitions, and you just got back from a trip to an island north of the Arctic Circle. ROSS FREILICH: That's corre

发表于:2019-02-13 / 阅读(66) / 评论(0) 分类 2016年NPR美国国家公共电台8月

I'm So Excited! JULIAN VELARD: From NPR and WNYC, coming to you from The Bell House in beautiful Brooklyn, N.Y., it's NPR's hour of puzzles, word games and trivia ASK ME ANOTHER. I'm Julian Velard. Now here's your host Ophira Eisenberg. (APPLAUSE) OP

发表于:2019-02-13 / 阅读(72) / 评论(0) 分类 2016年NPR美国国家公共电台8月