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

From the air to our blood ...

New research that decoded the evolution of mosquitoes’ feeding habits from DNA could shed light on the murky timeline of prehistoric human ancestors.

A new study suggests rising carbon-dioxide levels may be slowly changing human blood chemistry and could impact long term ...

Study Suggests Human Blood Could Be Pushed Past Its Healthy Limits Within 50 Years In A Nutshell A new analysis of U.S. blood test data from 1999 to 2020 found that average bicarbonate levels in the ...

The team calculated that the mosquitoes likely developed their “ anthropophily ”—their taste for human blood—at a point some ...

According to new research published in the journal Air Quality, Atmosphere & Health, the rising concentration of CO2 in the ...

Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only three people on the planet are known to carry it. The finding exposes just ...

Long ago, Neanderthals and modern humans interbred. But among Neanderthals, their modern human blood came mostly from their female ancestors, and a new genetic study finds this was likely due to their ...

Scientists have uncovered a surprising new hero in the fight against one of the world’s deadliest fungal infections: albumin, the most abundant protein in human blood. In a major international study, ...

A study published in the journal Environment International finds traces of microplastic polymers in human blood. The sizes and shapes of polymers raise a serious concern over the possible risk of ...