Alex Foster’s debut novel, “Circular Motion,” is precisely 360 pages long, an appropriately exact total for a story about a near future in which international travel has been revolutionized by the ...

Researchers have discovered that Cepheid variable stars in our neighboring galaxy, the Small Magellanic Cloud, are moving in opposing directions along two distinct axes. They found that stars closer ...

A n experiment has visualized a prediction about objects traveling at the speed of light known as the Penrose-Terrell Effect, first made over 60 years ago.