NASA and SpaceX just launched a major resupply mission to the International Space Station, to deliver nearly 7,000 pounds of cargo—including food, equipment, and high-tech experiments. From robotic ...

The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

ACES will gather ultra-precise data across at least ten observation windows, each lasting about 25 days during the ...

Testing Einstein’s relativity, measuring fundamental constants, and even searching for dark matter are all on the cards ...

The atomic clock payload to be installed on the ISS's Columbus module, aims to push the boundaries of precision timekeeping ...