A new laser-based device can scan almost any sample of gas and detect its molecular ingredients ... important question in medicine: What's in the air you breathe out? The team analyzed breath ...

Everyone has gas, and most people experience gas pain at some point. Gas comes from a few sources. For example, when you swallow air, it gets trapped and has to come out, either through burping or ...

Alveoli At the ends of bronchioles are tiny air sacs called alveoli ... surface adapted for gas exchange. This involves the ‘swapping’ of gasses. For example: Absorbing oxygen, which is ...

The group has developed a new laser-based device that can take any sample of gas and identify a huge variety of the molecules ... down on an important question in medicine: What’s in the air you ...