如有太阳的话，感兴趣的同学可出门一观。东南边的同学得等下次，东北边的同学可能可以在日落之前瞄到一眼。越往西，越往北，看到太阳被挡的部分越多，也越早一些。都千万千万千万别直接看太阳哈。也一定不能通过照相机看哈，太阳镜也不够哈！

最简易的办法是一张纸戳个小洞，透过的光投影到另一张纸上。平常的投影是圆的，这时候就会开始像苹果公司的那个苹果一样越啃越大。如果可以找到还有树叶的树，斑驳的影子也可以看出太阳被啃掉的样子。

关于日蚀如何形成，请问Docs. Mingcheng, pzzcm, 紫鸟哈！

时间：
New York City: starts at 5:49 pm ET. The eclipse will still be going on as the sun sets at 6:03 p.m. ET.

Washington: starts at 5:52pm ET. The eclipse will still be going on as the sun sets at 6:17 p.m. ET.

Chicago: starts at 4:36pmCT. The eclipse will be at its maximum at 5:43 p.m. CT and the sun will set while still in eclipse.

Denver: 3:18－5:44pm MT

Los Angeles: 2:08－4:40pm PT

http://www.usatoday.com/story/your-take/2014/10/22/your-take-solar-eclipse-tips/17746401/