Jump start physics problem with a mass on a spring. This video explains the setup, key assumptions, and the step-by-step physics needed to solve for motion, energy, and forces in a spring–mass system.

Childhood had its own challenges, but looking back, some things that felt impossible then are laughably simple now. The twist is that we've also managed to complicate things that used to be effortless ...

Artificial intelligence is transforming how we cure disease, defend nations, and deliver goods. But the same technology driving this surge of innovation is also testing the limits of the system that ...

Abstract: In this paper, the application of the Physics-Informed Neural Network (PINN) tool to solve the mass-spring system with free oscillations described by an ordinary differential equation is ...

Srinivasa Ramanujan grew up in southern India with almost no formal education, but his mind never stopped creating mathematics. Using nothing but a single outdated textbook, he taught himself advanced ...

Inside a vast, hangar-like building in Devens, a trio of employees are working to test and assemble the pieces of what is likely one of the most advanced machines being built on Earth. One part of a ...

A group of math teachers in Tucson, Arizona, came under fire for their Halloween costumes this weekend. The teachers’ bloodied white t-shirts with the phrase “Problem solved” written across the chest ...

In the weeks since the October 8 cease-fire between Israel and Hamas, establishing and maintaining security in Gaza has become a crucial test. Already in the days after the deal was announced, Hamas ...

Looking at challenges outside of your own company can lead to powerful change. Rosabeth Moss Kanter, professor at Harvard Business School, believes the world demands a new kind of business leader. She ...

Pope Leo XIV recites the Angelus after Mass for the canonization of seven new saints in St. Peter’s Square at the Vatican Oct. 19, 2025. Credit: CNS photo/Lola Gomez I don’t envy Pope Leo XIV as he ...

Spring rolls sold under Aldi’s store brand have been recalled because the food in the box might not match the food on the box — and that can be a “serious or life-threatening” problem. Tai Foong USA’s ...

You probably don’t need more time. By Jancee Dunn When I look back on all the major decisions I’ve dithered over, I could scream. It took me a decade to commit to becoming a parent. I wavered for a ...