ScienceInsights

Your pupils change size in response to light, emotions, focus, and certain drugs. Here's what's actually driving those changes.

A maxillofacial CT focuses on the face and jaw, not the brain. Learn what it actually images and when a separate brain scan is needed.

Learn what a tracheostomy means for babies, why they need one, and what daily life looks like for families managing care at home.

Structural foam is a plastic molding process that creates lightweight, rigid parts with a solid skin and foamed core — here's how it works and where it's used.

Coconut oil pills have real uses, but the evidence varies. Here's what the research actually says about cholesterol, weight loss, and more.

Shin pain is usually shin splints, but it can sometimes signal a stress fracture. Learn what's causing your discomfort and when to see a doctor.

Cream is mostly fat, water, and protein, but there's more to it. Learn what's inside cream, how it's made, and how dairy and non-dairy versions compare.

The Outer Space Treaty shapes how nations explore space, limits weapons in orbit, and assigns responsibility for what happens beyond Earth.

Hot feet can stem from diabetes, vitamin deficiencies, or hormonal changes. Learn what's behind the burning sensation and when to see a doctor.

Accelerated Resolution Therapy can help with trauma, anxiety, and more. Learn how it works, who benefits most, and how it compares to EMDR.