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.

In this video, we’ll break down how to solve physics problems involving the motion of a 2D spring. Learn about the forces at play, how to model the spring’s movement, and the key concepts behind ...

Claims of “net energy gain” in fusion experiments often exclude the massive energy consumed by the full system, leading to misleading headlines. Even under optimistic timelines, commercial fusion ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem ...

Foreword: I wish solving housing affordability fit into a 30-second TikTok or Instagram reel. It just doesn’t. But if we’re serious about fixing homeownership in America, we need to move past ...

The rise of GPS vulnerability is putting more resilient, atom-based navigational tools on the map. In late September, a Spanish military plane carrying the country’s defense minister to a base in ...

“Amateurs discuss tactics, the professionals discuss logistics,” Napoleon famously asserted. The Chinese have been very professional and have bolstered their logistics while targeting ours. This means ...

The New York State Education Department is pushing new math guidelines, including a recommendation that teachers stop giving timed quizzes — because it stresses students out. The new guidelines also ...

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 ...

Children as young as 4 years old are capable of finding efficient solutions to complex problems, such as independently inventing sorting algorithms developed by computer scientists. The scientists ...

We've wondered for centuries whether knowledge is latent and innate or learned and grasped through experience, and a new research project is asking the same question about AI. When you purchase ...

Professor of Law and Associate Dean for International Affairs, Wake Forest University While U.S. and global solutions seem far off, policies to limit harm from microplastics are gaining traction at ...