چه جالب


 

Amy Shira Teitel is a freelance space writer whose work appears regularly on Discovery News Space and Motherboard among many others. She blogs, mainly about the history of spaceflight, at Vintage Space, and tweets at @astVintageSpace

The idea of a red sky at night used to invoke beautiful images of vibrant sunsets, the product of warm sunlight bathing the sky near the horizon. The adage of “red sky at night, sailor’s delight” refers to a calm night ahead; a red sunset suggests a high-pressure system in the west is bringing calm weather. But red skies at night have taken on a new meaning in recent decades. As outdoor lighting become increasingly prominent, our night skies are gradually turning from black to red.


ادامه مطلب
نویسنده: بهمن صادقی فروز ׀ تاریخ: جمعه 10 شهريور 1391برچسب:, ׀ موضوع: <-PostCategory-> ׀

CopyRight| 2009 , bahmansadeghi.LoxBlog.Com , All Rights Reserved
Powered By LoxBlog.Com | Template By:
NazTarin.Com