Force equals mass times acceleration! Dr. Rob and the Crew put Newton's Second Law of Motion to the test with scooters, carts, bowling balls, and even a marshmallow catapult. From tug of war to ...

For years, a fringe theory challenging Isaac Newton’s Laws of Motion, known as Quantized Inertia (QI), has been used in an attempt to create a propellant-less engine. Now, the idea will get its ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of "Ask ...