Yawning is a complex reflex that may be triggered by changes in state of being, but its purpose is still unknown.

Unlike what the post suggests, leafy greens aren’t a major source of ethylene. But they are sensitive to produce that emits ...

Discover how plankton, the ocean's microscopic marvels, play a vital role in oxygen production and carbon sequestration.

These plants contribute significantly to air purification and oxygenation, but none can provide 24-hour oxygen continuously.

Discover why high-flow nasal oxygen therapy is a comfortable and effective alternative to traditional noninvasive ventilation ...

carbon dioxide Carbon dioxide (CO2 ... Pulse oximeters are electronic devices used to measure the amount of oxygen in your blood. Typically, they clip onto your fingertip and give out a reading.

Some of the energy is lost to space while some is returned to Earth. NOAA’s Global Monitoring Laboratory reported in January ...

After fighting oil, gas and petrochemical expansion in southwest Louisiana for more than 50 years, retired biologist Michael ...

Credit: Photohound/Wikimedia Commons Stomata, or plant tissue's equivalent to pores, allow for the exchange of gasses: carbon dioxide in, oxygen and water vapor out. By opening and closing its ...

A recent paper aims to capture the carbon in the high temperature places where it is first emitted, such as the exhaust flues ...