lesson 50

新华社消息，中国邮政今日将发行2020万套特别的邮资封，普通公众可以用这些邮资封向2020年发出一封“未来信”。这些信件可以投递到中国境内任何一个邮政信筒，中国邮政会统一将它们封存10年。

三大军区今起跨区演习

新华社消息，中国人民解放军今日开始军事演习，来检验和提高军队在高科技战斗中的作战能力。参加演习的有北京军区、兰州军区和成都军区，总兵力3万余人。这次演习还将出动军用运输机、战斗机和武装直升机。

高速路两车追尾17人死

新华社消息，星期六上午，江苏发生一起大客车和水泥槽罐车追尾事件，事故造成至少17人死亡，6人重伤。追尾发生在连接合肥和南京的宁合高速上。

OECD或取消耶路撒冷会议

英国广播公司消息，经济合作与发展组织（OECD）说，由于一名以色列政府部长发表 的有争议的讲话，它可能会取消即将在耶路撒冷举行的一次旅游会议。据报，以色列旅游部长曾表示，计划在10月20日召开的这次会议实际上是经合组织承认耶 路撒冷是以色列不可分割的首都。经合组织形容这一言论是不能接受的，并说在耶路撒冷举办这一会议的决定没有任何政治含义。

谷歌研发自动驾驶汽车

据英国广播公司报道，谷歌公司宣布研发全自动汽车，测试车型已经运行了14万英里 （约23万公里）的路程。工程师在汽车的顶部安装了摄影机、雷达传感器和激光探测器，来帮助汽车自行导航行驶。软件工程师塞巴斯蒂•安史朗称，谷歌公司希 望这种汽车的应用可以帮助减少交通事故发生率和死亡人数。此技术有望将每年因交通事故而死亡的人数减少一半。

美现“火瀑布”奇观

据美国网站ZME Science报道，美国加利福尼亚州的约塞米蒂国家公园现“火瀑布”奇观。火瀑布依靠酋长岩上每年的雪山融水为源，通过特定角度的阳光反射，形成好似火山爆发的岩浆飞流直下。

伍兹性爱录像网上销售

据美国《纽约每日新闻报》报道，一个宣称从10月15日可接受伍兹性爱录像订购的网 站浮出水面。一位名叫尼克•詹姆斯的男子将伍兹性爱录像卖给了一家DVD制作公司。尼克声称是自称为“虎女郎”的德文•詹姆斯的丈夫，自己拥有伍兹性爱录 像的版权，因为这些所谓的亲热场景是用他的机器拍摄的。性爱录像带一共62分钟，其中伍兹与尼克妻子的床戏占到了37分钟。尼克称，性爱录像于两年前拍 摄，拍摄地点为佛罗里达州坦帕的一个公寓。他还说，你可以清晰地看到老虎的样子，非常的肮脏。

57岁日本女星出道拍AV

据日本媒体Groove Asia报道，曾凭借电影《将军》获得美国金球奖的日本女星岛田阳子以57岁的高龄拍AV，正式在AV界出道。岛田这次的片酬达3000万日元（约240 万元人民币）。据称，岛田欠下2亿日元（约1600万元人民币）的巨债，现在还拖欠了税金，其拍AV的主要原因是缺钱。

幸福生活的简单秘诀

英国《每日电讯报》消息，一项新的研究发现，那些每晚能睡六个小时，从家到单位只需 20分钟，并且每天有两个小时陪孩子玩耍的人会对生活感到满足。研究人员发现，那些生活中最快乐的人每天只工作7个小时， 一年内两次乘飞机外出度假。此外，他们每星期都要和朋友们聚一次，看上三集自己最喜欢的肥皂剧，外加健身四次以上。

紧靠窗户办公皮肤易老

据英国《每日邮报》报道，最新研究发现，长期面朝着窗户工作的人，其面朝玻璃的半边 脸部皮肤会显老10岁。研究者试验发现，长期靠近车窗或者窗边的半边脸会衰老的很严重。尽管玻璃可以阻挡阳光紫外线照射，可仅仅能阻止50%，剩下的依然 可以穿透玻璃使皮肤老化。即使在阳光不强的春季和秋季，阳光的照射也会让人的老化基因比原先强烈。

维生素B能减缓脑萎缩

据彭博社报道，英国牛津大学的一项研究发现，维生素B群能够减缓老年人大脑萎缩，这项研究有助于对老年痴呆症进行更深入的研究。维生素B6、B12以及叶酸能够减少体内一种名为高半胱氨酸的氨基酸含量，而这种物质含有破坏脑细胞的成分。

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Letters for 2020

China Post will issue 20.2 million special envelopes today that allow the public to write a letter that will be delivered in 2020, Xinhua reports. These letters can be dropped in any mailbox in China and will be kept by China Post for 10 years.

China conducts 30,000-troop drill

China's People's Liberation Army starts a military exercise today to test and improve the force's combat capability in high-tech warfare, Xinhua reports. The exercise involves over 30,000 soldiers from three divisions - Beijing, Lanzhou and Chengdu. Military transport planes, fighter jets and attack helicopters are also included.

Highway accident kills 17 in Jiangsu

At least 17 people were killed and 6 were seriously injured after a passenger coach collided with a cement tanker truck Saturday morning in Jiangsu Province, Xinhua reports. The accident happened on the highway between Hefei and Nanjing.

OECD warns Israel on Jerusalem claim

The Organization for Economic Cooperation and Development (OECD) has said it could cancel a tourism conference in Jerusalem over remarks by an Israeli minister, BBC reports. The tourism minister told a newspaper the meeting scheduled on Oct. 20 was in effect the OECD's recognition of Jerusalem as Israel's undivided capital. The OECD described the comments as unacceptable and said the meeting's location had no political implications.

Google developing a self-driving car

Engineers at Google have tested a self-driving car which has so far covered 140,000 miles on the road, the company has announced. According to a BBC report, such cars use video cameras mounted on the roof, radar sensors and a laser range finder to "see" other traffic. Software engineer Sebastian Thrun said that Google hopes the cars can eventually help reduce road traffic and cut the number of accidents. The technology has the potential to cut the number killed each year on the roads, perhaps by as much as half.

Fire waterfall in Yosemite

You can find the natural wonder - the fire waterfall in Yosemite National Park in California, ZME Science reports. Each year, ice gathers on top of El Capitan, and then starts to melt into a seasonal waterfall. Orange rays get reflected in the waterfall, making it look just like a river of lava.

Tiger sex tape to sell on website

A website promising a Tiger Woods sex tape has surfaced and says it will accept pre-orders for the alleged tape starting Oct. 15, New York Daily News reports. A man Nick James identifying himself as self-proclaimed Tiger mistress Devon James' husband sold the video to a DVD company. James said that he owns the copyright since the purported sexcapades were filmed on his equipment. He claimed the 62-minute video clearly shows Woods in 37 minutes worth of compromising positions in a Tampa condo two years ago. You can see him clearly, He's pretty dirty, he added.

Yoko Shimada to make AV debut

Japanese actress Yoko Shimada (57), best known for her Golden Globe award-winning performance in the miniseries Shogun, will soon be making her AV debut, Groove Asia reports. Shimada is getting a 30 million yen guarantee for the video. It is reported that the primary reason for her AV debut is financial. She apparently had accumulated a debt of more than 200 million yen at one point and even now is still facing trouble with her taxes.

Simple secret to a happy life

New research finds that six hours of sleep a night, a 20-minute commute to work, and two hours a day playing with the children are the key things which lead to contentment, the Daily Telegraph reports. Researchers discovered that those who were happiest in life work just over seven hours a day and jet off on two holidays a year. They also socialize with friends once a week, watch three episodes of their favorite soap opera, and exercise up to four times over seven days.

Sunshine causes wrinkles through glass

A new study revealed that damage caused by sun coming through glass can be so dramatic that, over time, the side of the face exposed to the rays can end up looking up to 10 years older than the other, the Daily Mail reported. Participants showed significantly more clinical signs of facial aging on one side of their face due to driving or working close to windows over many years. Glass does block out the sun's UVB rays, but about 50 percent of UVA rays, associated with burning and aging, do get through. During spring and even autumn months the damage is far worse than previously realized.

Vitamin B slows brain shrinkage

Bloomberg reports that Vitamin B can slow brain shrinkage in elderly people, according to a study by the University of Oxford that may facilitate further research into Alzheimer's disease. Vitamin B6 and B12, as well as folic acid, lower the level of amino acid called homocysteine that's linked to brain cell damage.