Ancient microbes tied to our earliest ancestors could use oxygen, reshaping ideas about how complex life began on Earth.

At altitudes over 2,400 metres, lack of oxygen — a condition called hypoxia — can cause acute mountain sickness. Incidence ...

08:08, Tue, Feb 10, 2026 Updated: 08:08, Tue, Feb 10, 2026 A UK-based telecoms company that partnered with Virgin Media O2 (VMO2) plunged into administration. The collapse of IONX Networks, based in ...

Oxygen therapy can help people with COPD breathe better and do daily activities with less difficulty. There are three types of oxygen therapy: compressed oxygen cylinders, liquid oxygen, and oxygen ...

Around 1.7 billion years ago, eukaryotes—the building blocks of complex life—first appeared on Earth, and now scientists have ...

Living at high altitude exposes the body to a very different environment compared to sea level. The most noticeable difference is the reduced availability of oxygen, a condition known as hypoxia.

Red dwarfs make up the vast majority of stars in the galaxy. Such ubiquity means they host the majority of rocky exoplanets ...

Laufey created a whole new world in a magical setting that can only be compared to some of pop music's legends - read the ...

Tommy Lynch, 42, from Castle Gresley, Derbyshire, was rushed to A&E after waking up bright blue - only to discover it was dye from unwashed bedsheets ...

VO2 max is often referred to as a key marker of fitness. It’s the measure of the maximal amount of oxygen your cells can take ...

Breathing technique plays an important role in exercise performance, especially during high-intensity workouts. Although the human respiratory system is predisposed to switch to mouth breathing, ...

Travis Corbitt's struggles to breathe led to his retirement and reliance on an oxygen tank.