Learn how to calculate the tension in a rope pulled by a firefighter using Newton’s Laws of Motion. This video breaks down the forces acting on the rope, explains free-body diagrams, and shows how ...

Some forces are called contact forces because they require objects to touch. One is tension force, found in stretched wires. Another is the force found in a spring. And last are resistive forces: ...

A Simon Fraser University cosmologist believes his team's new research may bring them a step closer to cracking one of ...

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, ...

The cells in our bodies move in groups during biological processes such as wound healing and tissue development—but because of resistance, or viscosity, those cells can't just neatly glide past each ...

The Trump administration had for months increased pressure on the Maduro government. In January, U.S. forces captured the Venezuelan president. By Isabela Espadas Barros Leal and Genevieve Glatsky ...

Airmen check on a KC-135 Stratotanker at Al Udeid Air Base, Qatar, 2017. (Tech. Sgt. Amy M. Lovgren/U.S. Air Force) Some personnel at a key U.S. military base in Qatar were advised to evacuate by ...

If politics has ever felt like something decided behind closed doors by people who already know each other, you’re not imagining it. Across Colorado — and especially at the local level — many citizens ...

Ryan Eichler holds a B.S.B.A with a concentration in Finance from Boston University. He has held positions in, and has deep experience with, expense auditing, personal finance, real estate, as well as ...

Spools of fibre-optic cable drape the ruins of Lyman, once a resort town in Ukraine, now shaped by drone warfare. Passengers killed in drone attack on Ukraine train A Russian drone strike on a ...

President Donald Trump’s return to the White House has upended America’s role in the war between Ukraine and Russia. Throughout his presidential campaign and continuing at the start of his second term ...

Flexibility is the ability of your joints to move through their full range of motion without pain or stiffness. It also refers to the pliability of the muscles that support the joints. Flexible ...