Rising carbon dioxide levels are heating the planet but may also have an alarming, invisible impact on the human body, according to new research.

Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that ...

While it is widely known that rising carbon dioxide emissions have significantly impacted the climate and our ecosystems, scientists recently found a less expected outcome. Increased CO2 levels have ...