ChatGPT is a lot simpler to use than you think, and there are many ways to make it work well for you. Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest ...

Neuroscience examines the structure and function of the human brain and nervous system. Neuroscientists use cellular and molecular biology, anatomy and physiology, human behavior and cognition, and ...

Jan. 18, 2026 A long-running Swedish study has followed adults for nearly five decades, uncovering when physical decline truly begins. Fitness and strength start slipping around age 35, then worsen ...

Jessica Gibson is a content update editor and writer for Investopedia. She has over 10 years of experience in digital publishing and three years of experience covering financial topics like insurance, ...