Research Studies

Clinical Trials Epidemiology Health Research Psychological Research Longitudinal Studies Public Health Research Public Health AI Research Health Studies Meta-Analysis

Prenatal High-Dose Vitamin D Linked to Small Memory Gains at Age 10

The exploratory finding does not change current pregnancy supplement advice.

Second Pregnancy Triggers Distinct Brain Rewiring, Dutch MRI Study Finds

New Studies Project 7%–16% of Plant Species Will Lose Nearly All Habitat by 2100

Warm Deep-Ocean Water Is Shifting Toward Antarctica, First Observations Show

Beer’s Vitamin B6 Claim Gets a Reality Check From Health Experts

Study Finds AI Chatbots Flatter Users Into Justifying Wrongdoing

Beating Heart Mechanically Suppresses Tumor Growth, Helping Explain Rare Cardiac Cancers

Teen Cannabis Use Tied to Slower Cognitive Growth in Largest U.S. Youth Brain Study

Brief AI Assistance Lowers Persistence and Hurts Solo Performance, Study Finds

Loneliness Linked to Lower Memory in Older Adults, Not Faster Decline, European Study Finds

Nature Study Finds ‘Subliminal Learning’ Lets LLMs Inherit Hidden Traits From Synthetic Data

Study Redates Chile’s Monte Verde to Under 8,200 Years

Beef Tops Global List of Agriculture-Linked Deforestation Drivers, New Study Finds

Rising Heat Poised to Drive Global Inactivity and Deaths by 2050, Lancet Study Finds

Study Finds Democracy’s Deep Global Roots in Ancient Societies

Nearly Half of Older Adults Improved Cognition or Walking Speed in Long U.S. Study

Rare CHRNB3 Variant Linked to Much Lower Cigarette Use, With Cross-Ancestry Evidence

Study Pinpoints Immune Pathway Behind Women’s Higher Burden of Chronic Pain

Study Maps Distance-Scaled Red Blood Cell Damage in Ultramarathoners

Finishing Meals Three Hours Before Bed Tied to Better Heart and Metabolic Markers in Small Trial