News

Ever wondered if human ingenuity could literally shift our planet? Turns out, it can – albeit ever so slightly.
If the spinning were to stop, the angular momentum of every object on Earth would rip the surface apart, resulting in a really, really bad day. "This is just a thought experiment," said James ...
How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...
Only the component of the spinning person's angular momentum in the same direction as the Earth's angular momentum maters. If the person is in New Orleans, the latitude is about 30 degrees.
Angular momentum is a fundamental quantity in physics that describes the rotational motion of objects. In quantum physics, it ...
Thanks to that angular momentum, our planet has been spinning for billions of years and we experience night and day. But it hasn’t always spun at the same rate.
A model of the Moon’s tidal evolution, starting from the fast-spinning, high-obliquity Earth that would be expected after a giant impact, reveals that solar perturbations on the Moon’s orbit ...
The component of the total angular momentum for the Earth-Moon system that is perpendicular to the Earth's orbital plane (Lz) is conserved throughout the system's history, except during intervals ...
Physicists in France have linked subtle variations in the length of day with conditions in the Earth’s core – where the Earth’s magnetic field originates. The finding could improve our poor ...
If the spinning were to stop, the angular momentum of every object on Earth would rip the surface apart, resulting in a really, really bad day. "This is just a thought experiment," said James ...