Our universe appears flat—but this observation still leaves plenty of options for its true shape. In fact, our cosmos could ...

Anna Nordseth is an ecology writer and Duke University Ph.D. candidate specializing in tropical forest ecology, conservation research, and biodiversity. Boreal forests, or taiga, are found between 50 ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Investopedia / ...

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 ...