Scientists at the University of Warwick have made an important discovery that could help protect people from air pollution. They found a better way to predict how tiny particles move through the air we breathe. These particles include soot from smoke, microplastics, and even viruses, all of which can be harmful to human health.

These tiny particles are so small that we cannot see them, but they can still enter our lungs when we breathe. Once inside the body, they can cause breathing problems and other health issues. Because of this, it is very important for scientists to understand how these particles travel through the air.

For many years, scientists used computer models that treated these particles as smooth, round spheres. This made the math easier, but it was not very realistic. In real life, most particles have rough, uneven, and strange shapes. These shapes affect how the particles move, float, and spread in the air.

The Warwick scientists decided to improve this problem by reworking a scientific formula that was over 100 years old. By updating the formula, they created a new model that can correctly predict how particles of many different shapes behave. This makes their results much more accurate than older models.

This new discovery could help scientists better track pollution in the air and understand where it comes from and where it travels. It could also help doctors and health officials learn more about how harmful particles affect people’s lungs and overall health.

In the future, this research may lead to better air quality rules and improved ways to keep the air clean and safe for everyone.