Today's massive earthquake following the 7.0 quake in Haiti just last month and others recently around the globe, leave us wondering if there is a pattern and more trouble ahead. Well get some answers from NBC News Chief Science Correspondent, Robert

发表于:2018-12-11 / 阅读(40) / 评论(0) 分类 访谈录2010

The massive earthquake that struck Chile in February 2010 might have shortened Earth's day by 1.26 microseconds, according to calculations by a NASA scientist. An EarthSky Facebook friend asked us how. And the answer is for the day to get shorter, Ea

发表于:2018-12-28 / 阅读(39) / 评论(0) 分类 初学者听力文摘精选

Powerful earthquakes-like the ones in Haiti and Chile in 2010-leave destruction in their wake. Buildings collapse, many people are injured and killed. But the chaos created by massive quakes isnt limited to the regions where they happen. The Chilean

发表于:2019-02-23 / 阅读(35) / 评论(0) 分类 英语时差8,16