Carolyn Devereux receives funding from STFC. Matter is “stuff”. It is anything that is made up of particles that take up space. Everything we can feel and see on Earth is matter, and it’s usually in ...

At the critical point at which differences between liquid and gas seem to disappear, things are remarkably simple. When you purchase through links on our site, we may earn an affiliate commission.

Steve explores the properties of physical matter and the process of photosynthesis. Steve explores the properties of physical matter and then goes deep inside the magical plant world of photosynthesis ...

The Lehigh Valley had the worst air quality in the world Wednesday, according to the website that monitors the United States Air Quality Index. So, what is it about the smoke coming down from the ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...