In the 2025 competition, Tortoise Protocol was runner-up for the Puzzlers’ Award, which is determined by attendees who vote ...

To perceive the relative positions of objects in the visual field, the visual system must assign locations to each stimulus. This assignment is determined by the object's retinal position, the ...

A new study published in BMC Psychology provides evidence that the way people judge a woman’s physical attractiveness differs ...

The Star of Bethlehem sits at the crossroads of faith and astronomy, a single light in the Gospel story that has inspired ...

The magnetic compass is the last unknown sense in migrating animals. For some scientists, the monarch butterfly is leading ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

Jennifer Simonson is a business journalist with a decade of experience covering entrepreneurship and small business. Drawing on her background as a founder of multiple startups, she writes for Forbes ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. David ...