Space and time looked settled, at least in broad outline. Einstein’s special relativity gave physics a durable framework for ...

A fifth dimension could fit into general relativity after all—by using this one weird trick.

A framework that relies on college-level mathematics could describe what happens to particles in so-called spacetime rips, gravity fluctuations such as those that occur during the birth of a black ...

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Tsukuba, Japan—Although a typical mathematical task has a single correct answer, in some cases, the assumptions of a proposition determine its truth. Such relativity of truth plays a major role in the ...

I’ve been getting lots of emails and tweets about a young man named Jacob Barnett, a 12-year-old who is apparently a math genius. He’s been getting a lot of press lately because he’s tackling some ...