“The passage of time is fundamental to the theory of relativity: how you realize it, how you calculate it, and what influences it,” said Bijunath Patla, a physicist at the National Institute of ...

Time really does move faster on Mars, but the breakthrough that confirms it did not come from a spacecraft’s stopwatch. Instead, physicists have finally pushed Einstein’s equations far enough, and ...

Landing humans on Mars could teach us whether life ever existed beyond Earth, how planets change over time, and how humans can live on other worlds. By studying Mars up close, astronauts could answer ...

Arizonans don’t even bother to reset their clocks twice a year for daylight saving time. Team members on the UA-led Phoenix Mars mission have to reset their clocks every single day. Call it Martian ...