Cardiovascular system gets “lazy” in space
On Earth, we all know gravity affects everything around us. But did you know gravity also influences what goes on inside our bodies? Every time we stand up, gravity pulls blood into parts of the body...
View ArticleThe math of the Rubik’s cube
New research establishes the relationship between the number of squares in a Rubik's-cube-type puzzle and the maximum number of moves required to solve it. The post The math of the Rubik’s cube...
View ArticleFREE communication on the Web
A radical new approach to thwarting internet censorship would essentially turn the whole web into a proxy server, making it virtually impossible for a censoring government to block individual sites....
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