Cognitive Science

3 articles

Human brain with glowing neural pathways being influenced by abstract digital tendrils, symbolizing AI chatbot impact on focus and control.

Explainers

AI Chatbots Reshape Human Brain Control and Focus

Between 2014 and 2020, human attention spans plummeted to just 47 seconds, according to MIT Technology Review .

Daron Krikorian·June 6, 2026

Student's brain with active neural pathways contrasted with dimmed pathways influenced by an AI chatbot interface, illustrating reduced cognitive engagement.

Tech Today

AI chatbots reduce brain engagement for essay writers, study finds

In a recent study, university students using ChatGPT to write essays showed the lowest brain engagement and connectivity compared to those using Google Search or no tools at all.

Lena Petrova·June 6, 2026

Abstract visualization of a human brain with dynamic, glowing neural pathways illustrating constant adaptation and change throughout life.

Neuroscience & Mind

How Does Your Brain Adapt and Change Throughout Life?

A second pregnancy can lead to widespread volumetric decreases in gray matter across the brain, with a median percentage decrease of 2.

Juliana Campos·June 3, 2026