What Is in the Prefrontal Cortex: Structure & Anatomy
A clear look at the prefrontal cortex's anatomy, from its neuron layers and chemical signals to why it's the last brain region to fully develop.
Is Suicide on the Rise? U.S. Trends and Who’s at Risk
U.S. suicide rates have climbed since 2000, with young people, older men, and rural communities among those most affected. Here's what the data shows.
What Does Severe Depression Feel Like: Mind and Body
Severe depression affects both mind and body in ways that go beyond sadness. Here's what it actually feels like from the inside.
What If Fluorouracil Doesn’t Work? Next Steps
If fluorouracil isn't clearing your skin lesions, there are other effective options worth knowing about, from combination therapies to procedural treatments.
What Is Large Cell Lung Cancer? Symptoms & Treatment
Large cell lung cancer grows and spreads quickly, but treatment options including immunotherapy can help. Here's what to know about symptoms, diagnosis, and outlook.
Why Does Corn Come Out Whole When You Eat It?
Corn kernels pass through looking intact because your body can't digest their tough outer shell, though the nutritious inside is absorbed just fine.
What Is an Apochromatic Lens and How Does It Work?
Apochromatic lenses reduce color fringing by focusing multiple wavelengths of light together, using special glass to produce sharper, truer-color images.
What Is the Chemical Industry? Definition & Overview
The chemical industry turns raw materials into products we use every day. Here's a plain-language look at how it works and why it matters.
What Is a White Matter Lesion and Should You Worry?
White matter lesions show up on MRIs more often than you'd think. Here's what causes them, when they matter, and how to reduce your risk.
What Is Class 1 Waste: Risks, Rules, and Examples
Class 1 waste is the most hazardous category in many waste systems. Learn what qualifies, how it's regulated, and what happens when containment fails.