Scientists across all fields make various types of claims about their innovations. Validity tests check whether they deliver ...

What happens to the body in the deep sea? You need oxygen to survive, but too much oxygen can be deadly. If you rise to the surface too quickly, nitrogen bubbles can form in your body and kill you.

Introduction Adolescence is a key period of development for mental health; however, little is known about how (cumulative) daily life experiences impact long-term mental health development in this ...

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Khadija Khartit is a strategy, investment, and ...

Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech and strategic finance ...