Climate simulations are underestimating how often intense rainstorms occur at warm temperatures, a hint that episodes of extremely strong precipitation and flooding will strike more often as the global average temperature rises.

Lawmakers are looking for an answer on how to lower the price of gasoline: That's the wrong question.

Hydrogen fuel cells can eventually replace the combustion engine, but meanwhile a wider range of technologies will be needed to reduce carbon emissions.

Global warming may turn out to be more than just a pain in the neck: Rising average temperatures could trigger an increased prevalence of kidney stones.

Federal climate policymakers should have a grounding in basic chemistry.

The failure of the G-8 Summit to put some teeth in greenhouse-gas limits suggests it may be time for a global climate czar.