What did Newton understand that was such a revolution? Can someone just... explain gravity to me? Let's start with a ...

In fact, a model from the University of Colorado ... The final day. By now, the sun's extreme gravity stretches the planet into an oval shape, and magma begins to leak through the crust.

Scientists have long sought the particle that carries the force of gravity, but a new theoretical model tosses out that idea ...

For example, Earth orbits the sun not because it is being pulled ... things that the theory cannot adequately explain. "This model of gravity has been essential for everything from theorizing ...

Now, a new model suggests that the inner part of the ... these external forces are negligible compared to the Sun's gravity. But in the Oort Cloud, the galactic tide becomes a dominant factor.