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.

Learn how to calculate the optimal bank angle for a curved road using circular motion and Newton’s Laws. This video explains how banking reduces reliance on friction, showing how speed, radius, and ...

As we journey from Newton's laws of gravity to Einstein's groundbreaking theory of relativity, and delve into the enigmatic ...

Gladys West, who has died aged 95, was the daughter of poor black farmers who in the 1950s and 1960s was instrumental in ...

Mars follows a markedly different rhythm from Earth, as a Martian day is roughly 40 minutes longer than an Earth day, while a Martian year lasts 687 Earth days, compared with 365 on Earth.

As a Navy mathematician in the 1950s and beyond, she played an unheralded but foundational role in making possible the global satellite-based mapping system.

History will remember the day not as the moment Caleb Mutfwang left a party, but as the day Plateau chose a new alignment, loudly, proudly, and with the whole city watching. Call it what it truly was: ...

The most ambitious attempt to do so was the Dark Energy Survey (DES), an international collaboration that scanned a huge ...

By applying computational engineering methods to model weight and gravitational forces acting on sauropod femurs, researchers found that these massive four-legged dinosaurs were generally able to stay ...

She made key contributions to US cold-war science despite facing huge barriers as a Black woman.

Gladys Mae West died at 95 after pioneering mathematical models critical to GPS technology, used by billions across the ...

After the bloodiest unrest in decades, many Iranians and foreign diplomats see one institution tightening its grip on the state: the Revolutionary Guards, a force that now looms larger than clerics or ...