I completed my training to become a NASA astronaut in 2011. In March, I returned to Earth after spending 355 days in orbit aboard the International Space Station. I'm officially the American who's ...

WASHINGTON — This story from The Conversation is by Bhagya Subrayan, PhD Student in Physics and Astronomy, Purdue University. You may be used to hearing that it takes the Earth 365 days to make ...

Previously, Rome had used a 355-day calendar, aligning with the lunar year, although political officials often would lengthen or shorten the year to suit their needs. Caesar declared the year 46 B ...

NASA astronauts Butch Wilmore and Suni Williams are potentially days away from heading back to Earth and putting the whole Boeing Starliner debacle behind them for good. In less than a week ...