Physics is the study of the underlying laws and mechanisms explaining how the universe works. Most of what we do in daily life is based on a principle or law of physics—dealing with forces, motion, ...

The Big Ideas: What Is Reality? Effective theories in physics can help us measure and examine reality, despite the many things we do not yet know. By Lisa Randall Dr. Randall is a physicist. This ...

Dr. Michio Kaku, a professor of theoretical physics, answers the internet's burning questions about physics. Can Michio explain "string theory" to the layperson? What is a quark? What is the "God ...

Two leading scientists discuss the future of their field. Credit...Ariel Davis Supported by By Dennis Overbye The future belongs to those who prepare for it, as scientists who petition federal ...

Physics is full of ideas that sound familiar but are often completely misunderstood. From relativity and quantum mechanics to mass, energy, and the nature of time, this video breaks down the most ...

Katy has a BA in Humanities and Philosophy, with over 20 years of experience in online and print publishing. She was named the Association of British Science Writers' Editor of the Year in 2023. The ...