Walnut Grill at Waterworks near Aspinwall closed its doors on March 16 after 16 years in business. Though it is unclear if the closure is related, it comes about a month after the Allegheny County ...

You can now play an even larger range of puzzles on our site, every weekday and now also every Saturday. Check out our brand new puzzles below, from Hangman to Add Up and even a Jigsaw. Of course ...

This is a repository for the Google Summer of Code project on Differentiable Tensor Networks. It implements one function that both computer scientists and physicists love, the Einstein summation To ...

This special print edition commemorates and honors those who were lost the previous months.