Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's responsible for the orbits of the planets and their satellites, but there ...

The curious minds at What If explore what would happen if Jupiter swallowed every planet in the solar system, imagining ...

Humanity has already flung machines into interstellar space, but sending people is a different problem entirely. The physics ...

Scientists on Earth use seismometers to get a more detailed picture of what the inside of the Earth is made of. Those seismometers record vibrations from earthquakes. The vibrations change depending ...