Crash Course Engineering #10: Why We Can't Invent a Perfect Engine

How can you have a zeroth law? The ninth installment of the Crash Course Engineering series focuses on the First and Zeroth Laws of Thermodynamics, including how the zeroth law came into place. Viewers also learn about stationary,...

Try creating something out of nothing—it's not possible! Scholars watch an engaging video, the seventh in the Crash Course Engineering series, to learn about the Law of Conservation of Mass. The video also covers the accumulation,...

Time for a crash course! The 10th installment in a video series describes the physics behind collisions. With a focus on momentum and energy, the narrator describes both elastic and inelastic collisions.

Reversibility in cars isn't about driving backwards. An informative YouTube video describes how the degree of reversibility in a system determines its efficiency. It explains the concept using an example of the pistons in a car engine...

Your car's engine is likely to be only 20 percent thermally efficient. Why so inefficient? Viewers of the 10th video in an engineering series learn how the second law of thermodynamics and entropy limit the efficiency of a car engine....

Rev up your teaching with a lesson on engines! The 24th installment in a Crash Course physics series explains the basics of an engine through a discussion of thermodynamics. The instructor shows examples explains the efficiency of the...

The Industrial Revolution changed transportation systems, social systems, and economies. Episode 21 of Crash Course History of Science examines the Industrial Revolution. From the invention and improvements to the steam engine to the...

We all need clean air and water. An informative video first describes the causes of water contamination in Flint, Michigan. It then goes on to explain the importance of environmental engineering in clean air, clean water, and waste...

COLLISIONS! A big part of physics is understanding collisions and how they're not all the same. Mass, momentum, and many other things dictate how collisions can be unique. In this video episode of Crash Course Physics, Shini sits down to...

Today on Crash Course Astronomy, Phil dives into some very dark matters. The stuff we can actually observe in the universe isn't all there is. Galaxies and other large structures in the universe are created and shifted by a force we...