Volunteers Keep Hands-On Science Alive in US Classrooms When it comes to making science fun, Lisa Purcell is a pro. Mimicking an owl or a foraging squirrel is all in a day's work for the director of the Four Winds Nature Institute. On this particular

发表于:2018-12-16 / 阅读(40) / 评论(0) 分类 VOA标准英语2011年(五月)

1.有趣的漫画 What will this small seed grow into? 这颗小种子长大会变成什么? It will grow into a big tree. 它会长成一棵大树。 What will these small tadpoles into? 这些小蝌蚪长大会变成什么? They will grow into

发表于:2018-12-31 / 阅读(62) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5A

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. Blackjack, slot machines, good ol Texas holdem. People love to gamble. And were not the only ones. A new study shows that pigeons will also pass up a sure

发表于:2019-01-08 / 阅读(54) / 评论(0) 分类 Scientific American(十)月

LULU GARCIA-NAVARRO, HOST: In central Montana, drones are dropping peanut butter pellets on prairie dog colonies. As Yellowstone Public Radio's Nate Hegyi explains, it's part of an effort by biologists to save North America's most endangered mammal.

发表于:2019-01-16 / 阅读(38) / 评论(0) 分类 2017年NPR美国国家公共电台12月

They found Star by chance, just in time. These animal welfare officers in Malta had been dealing with a separate case of an abandoned dog when they heard whimpering under the ground. They followed the noise, saw the tip of Star's nose and started dig

发表于:2019-02-04 / 阅读(38) / 评论(0) 分类 英伦广角

SCIENCE IN THE NEWS - Let It Snow, Let it Snow, Let It Snow! From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Bob Doughty. And Im Faith Lapidus. Today, we will tell you about a winter storm that brought heavy snowfall to

发表于:2019-03-16 / 阅读(1660) / 评论(0) 分类 2013年VOA慢速英语(一)月