A tedious process of trial and error is normally required to discover ceramic materials that generate electricity under mechanical stress. Known as piezoelectric ceramics, these valuable next-generation materials can replace batteries that power small electronic devices, like sensors. To stream...
The United States Constitution protects the free exercise of religion, meaning that religious exemptions can sometimes be granted if a law infringes on someone's sincerely held religious beliefs. But how do people decide whether someone else's religious exemption requests are legitimate? New re...
Your guide to September's full Harvest Moon, from peak times to skywatching highlights.
Our solar system’s most far-flung planet will only be 2. 68 billion miles away. The post September Stargazing: Summer’s official end, a big ol’ moon, and a chance to see Neptune appeared first on Popular Science .
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On an August morning last year, an American couple soon to embark on a European river cruise awoke in a luxury hotel in Lisbon.