The Arctic is warming almost four times faster than the rest of the planet. High temperatures are already causing the ...

Sometimes mixing is a reversible change but mixing can also be an irreversible change. It all depends on whether you can separate out the substances that have been mixed. Burning is an example of ...

Without those systems, America could find itself plunged into a new Dark Age. Perhaps the most prominent targets of the ...

could drastically reshape the world as we know it—causing changes that are irreversible on human timescales. Pushing ice sheets in Greenland and Antarctica past certain points, for example, can ...

Earth's surface temperature has been 1.5°C hotter than the pre-industrial average for 21 of the last 22 months.

At some point, spending stops being smart and starts being, well, just expensive. For the ultra-wealthy, certain purchases ...

Beginning in the 1930s, for example, there are measurably more spheroidal carbonaceous particles—a technical term for the fine-grained soot emitted by power plants and factory smokestacks ...

Children and adolescents with asthma are especially vulnerable. Exposure to e-cigarette aerosols can trigger asthma attacks, reduce medication effectiveness, impair lung function, and slow lung ...

The Trump administration is trying to pull that same old rabbit out of a hat to conceal the real costs of environmental ...

The debacle of 1932 is the most famous example, but Republican (and Whig) losses span the period 1842 through 2020.

The federal administrative state faces its greatest upheaval since the Roosevelt Administration. The figure most associated ...