As humans burn fossil fuels and pump carbon dioxide into the atmosphere, we are heating up the planet. But there is another alarming impact of this climate pollution: it may be changing the chemistry ...

Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that figure sits above 420 ppm, higher than at any point in the history of our ...

When you think of calcium in relation to your health, you likely think of increasing your dairy intake for your bones and muscles and perhaps not much beyond that. But how do you actually know the ...