The Observer has compiled a list of 2025 guides, tutorials, and manuals designed to support psychological scientists as they ...

What Is Free-Float Methodology? The free-float methodology is a widely accepted system for calculating the market capitalization of companies listed in stock indexes. By focusing only on shares ...

December 24, 2025 • Blue spotted salamanders have been seen walking across snow and new research suggests how they get by in the cold. December 11, 2025 • While many modern plants use colorful flowers ...

Energy transfer photocatalysis typically requires expensive metal complexes or specific synthetic photosensitizers with particular triplet energies. Nitroarenes now emerge as powerful, sustainable ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. Any time you tap, swipe or dip a credit or debit card at checkout or enter your card number online, you ...

Purdue’s strategic initiatives, which include leveraging the university’s extensive technological and computational environment and tackling complex challenges at the intersection of human, animal and ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Many U.S. adults (35%) have moved on from the religion of their youth. Yet most Americans have not, including a majority – 56% – who still identify with their childhood religion. Fresh data delivered ...

While trust in government has been low for decades, the current measure is one of the lowest in the nearly seven decades since the question was first asked by the National Election Study, and it is ...

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 ...

Since our founding in 2000, we've produced tens of thousands of marketing resources. (So many that even our editors have a hard time keeping up!) That's why we've set up our resource page so you can ...