Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

Barbara Friedberg is a veteran investment portfolio manager, fintech consultant, and expert investor. She is a published author of several books. Suzanne is a content marketer, writer, and ...

The latest price of gold per ounce, gram, and kilogram using real-time interactive gold price charts. View the price of gold for different currencies around the world and various time periods.

An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...

Vredefort Dome, approximately 120 km south-west of Johannesburg, is a representative part of a larger meteorite impact structure, or astrobleme. Dating back 2,023 million years, it is the oldest ...