SSS 2010-01-29

Organisms evolved sexual reproduction so they could stay one step ahead of parasites. Or so the theory goes. But what about beasties that make babies without sex? How do they escape infection? A study in the journal Science suggests that for bdelloid

ESL商务英语: ESLPodcast 320 –Micromanaging the Staff

ESLPodcast 320 Micromanaging the Staff GLOSSARY to checkup on(someone) to review someones progress; to see how someone is doing* Miranda asked another supervisor to check up on her employees while she was away working in another office last week. tas

VOA慢速英语2015 大堡礁遭遇前所未有的污染

Great Barrier Reef Choking on Pollutants 大堡礁遭遇前所未有的污染 Attempts to protect the Great Barrier Reef are failing. A report released Monday by the government in Australia says water quality in the Great Barrier Reef is far below wh

2018年CRI Myanmar's micro film competition to cultivate young directors

The organizers of a micro movie competition in Myanmar have staged a public show of short films in Yangon, hoping to help cultivate the next generation of directors. CRI's Myanmar correspondent Tu Yun has more. Now in its fourth year, the annual Myan

国家地理:Sea Otters in Danger 拯救海獭

For several years something mysterious has been plaguing sea otter populations off the coast of California. The animal may have seizure s, it may shake, it may act like it's weak, uh, it may not seem like it's very aware of its surroundings, and it m

国外媒体:吃得太多可能会撑死

平时，贪吃的朋友们总是觉得多吃一点没有关系，满足自己的嘴馋最要紧。然而，你们知道吗？贪吃、吃得过多有可能会导致死亡。所以，大家还是要合理饮食。 Yael: Hey Don, do you know why over-eating can be lethal for a squid? Don: Obese squid are prone to heart

TED演讲:论生物多样性(4)

Soon we will be in a position to go forth in the field with sequencers on our backs to hunt bacteria in tiny crevices of the habitat's surface, 不久的将来，我们还将可以通过便携式的测序机完成这样的操作,直接寻找到那些隐

英语短文：Cells and Temperature

英语短文：Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

TED演讲:为什么有这么多昆虫存在(1)

If insects suddenly morphed into large beings, and decided to wage war on us, there's no doubt that humans would lose. 如果有一天，所有的昆虫突然都变大了并且要和我们开战，那我们人类必输无疑。 We'd simply be crushed

Shanghai unveils official microblog to serve the public

SHANGHAI, Nov. 28 (Xinhua) -- The Shanghai municipal government Monday launched the microblog Shanghai City on China's popular Twitter-like microblogging service Weibo.com. The microblog, officially verified as originating from the Information Office

China shuts down 97,000 blog, microblog accounts in anti-porn campaign

China shuts down 97,000 blog, microblog accounts in anti-porn campaign BEIJING, Sept. 28 (Xinhua) -- Chinese authorities have shut down about 97,000 blog and microblog accounts over the past seven months which are allegedly involved in dissemination

VOA标准英语2010年-Coral Reefs Breed New Species, Fossil

When we lose reefs, we lose basically the cradles of evolution in the oceans. Wolfgang Kiessling A new study out this week highlights the role that coral reefs play in evolution, adding another reason to preserve these delicate, diverse, and often be

科学美国人60秒 SSS 鲨鱼

Sharks aren't typically thought of as vegetarians. Or even omnivores. But about 10 years ago, scientists documented a dainty relative of the hammerhead shark, known as a bonnethead shark, consuming copious amounts of seagrass. 锤头鲨通常不被认为

中英双语新闻——150 Micro blogs’ creative magicians

Qin (Dear friend), will you stay at home and go shopping online this weekend? Qinmen (dear friends), you should guard the safety of your online accounts and develop good habits. Weve summarized nine points of advice for you. Have a happy weekend onli

中英双语新闻——129 Micro films fragment time

We are living in a micro era. After the massive popularity of micro blogs and micro novels, online micro films are growing bigger now. 我们生活在一个微时代。继微博和微小说广受欢迎之后，网络微电影风潮也在日趋壮大。

双语有声阅读：细胞与温度

Cells and Temperature Cells cannot remain alive outside certain limits of temperature, and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow range around 37 ℃

China to give further support to small, micro-sized firms

BEIJING, Feb. 1 (Xinhua) -- China's State Council, or the Cabinet, on Wednesday called for more efforts to support the sound development of small and micro-sized enterprises. Small and micro-sized firms serve as a significant channel for creating job

Internet Opens World to Microloan Investors

The Internet is linking entrepreneurs in the developing world with investors in industrial nations through sites that broker small people-to-people loans. These so-called microloans go to family-owned businesses in Africa, Asia and other areas. A $2

英语听力精选进阶版 7363

BBC News with Marion Marshall The internationally recognised winner of the presidential election in Ivory Coast, Alassane Ouattara, has called on the West African regional grouping Ecowas to send in special forces to remove his rival Laurent Gbagbo f

万物简史 第526期:丰富多彩的生命(22)

According to the Wall Street Journal, the world has about 10,000 active taxonomists, 据《华尔街日报》说，世界上大约有l万名活跃的分类学家， not a great number when you consider how much there is to be recorded. 考虑到有那么