Learn how to calculate gravitational forces on a spacecraft from Earth and the Moon! Step-by-step physics tutorial covering force equations, vectors, and practical examples for orbital mechanics.

For those who watch gravitational waves roll in from the universe, GW250114 is a big one. It's the clearest gravitational wave signal from a binary black hole merger to date, and it gives researchers ...

Is it time to rethink one of physics’ fundamental forces?

Scientists have created the highest resolution map of the dark matter that threads through the universe—showing its influence ...

Learn how to apply the momentum principle to find the net force on a turning car! This physics tutorial breaks down the calculations and concepts step by step, helping you understand forces, momentum, ...

Don’t fail to build the line because a small percentage of products will still have to be done the hard way. Reap the ...

One of the most amazing things to see in nature is a peregrine falcon hunting. At first, it's just a small shape high in the sky, but then it turns in.

“By revealing dark matter with unprecedented precision, our map shows how an invisible component of the Universe has ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human ...

Astrophysicists are closer than ever to solving the mystery of what makes up almost 70 percent of the Universe.

After a huge run in 2025, QQQ could be looking at another surge higher. Here's what investors need to consider on both sides ...