A car is pulled into a closed garage. What will be the effects of air pollution?

What are the PM2.5 and carbon monoxide levels for a cigarette smoked inside a car?

Is flour combustible?

An experiment to prove or disprove the combustibility of flour is upgraded to include more contact between flour and air.

An upgraded version of the experiment to prove or disprove the combustibility of flour quickly turns into a dangerous situation.

The effects of powder explosions can be devastating.

Hunan University's Formula SAE racing team is the first such university team in the country. It is a long process to build the race car for the competition and, the team's leader will tell you how it's done.

It takes a lot of effort to build a car, and although the team faces many hardships, they will overcome them in the end.

Having spent an entire year working on it, the team members treat the car as their baby.

A great deal of preparation goes into every car and although it might seem simply "cool" to the observer, it actually takes a ton of time and effort.

Marissa is having problems in her life. A doctor explains.

This video explains the process and importance of methylation.

What kind of diet is most effective for those with anxiety?

Antioxidants and coenzymes are essential to our mental well-being.

What foods are helpful for overmethylation and undermethylation?

This video is a demonstration of acupoint selection.

The host has some fun with acupuncture and the guest's needles are eventually removed.

Acupuncturist Mr. He only needs to insert a needle into one spot to treat a case of knee joint pain. Where will it be?

This video explains the origin of the term, "Windy Mansion."

This video demonstrates acupuncture insertion into the "Windy Mansion" acupoint.

Just like many things, acupuncture is about quality, not quantity.

This video introduces another acupoint, the "Chungwan," further supporting the principle that "All it takes is one needle."

Mastering the use of the acupoints takes decades of practice.

Do we listen to the numbers? Or our feelings?