Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

For close to a century, scientists have been trying to marry Albert Einstein’s General Theory of Relativity and quantum ...

As far as we know, our physical world is governed by four fundamental forces: electromagnetism, weak and strong nuclear forces, and gravity. Apart from playing with bar magnets or marveling at the ...

The anti-gravity force that is driving the accelerating expansion of the universe appears to be distributed uniformly across space and time. When you purchase through links on our site, we may earn an ...

It took over half a century of theory, debate, and deep-space instrumentation—but NASA has now confirmed the existence of a planet-wide electric field quietly shaping Earth’s atmosphere. According to ...