How much the planet warms with each ton of carbon dioxide remains one of the most important questions in climate science, but there is uncertainty in predicting it. This uncertainty hinders ...

Now in its ninth year, our annual poll showcases 255 vital video essays, nominated by 72 international voters.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...

Find historical weather by searching for a city, zip code, or airport code. Include a date for which you would like to see weather history. You can select a range of dates in the results on the next ...