What Is the Role of the Queen Bee in a Hive?
The queen bee does more than lay eggs — she shapes the colony's genetics and behavior through pheromones that keep thousands of workers in sync.
What Seeds Are in the Svalbard Seed Vault?
The Svalbard Seed Vault holds over a million seed varieties, from staple crops like wheat and rice to rare wild plants that could protect our food supply.
What Precautions Are Needed for C. Diff?
C. diff spreads easily, and hand sanitizer won't stop it. Learn practical steps to protect yourself and others at home and in the hospital.
Where to Get Your Child Tested for a Learning Disability
From free school evaluations to private neuropsychologists, here's how to get your child tested for a learning disability.
What Temperature Kills Coccidia: Key Thresholds
Coccidia are tough to eliminate, but specific heat and cold thresholds do work. Learn which temperatures reliably kill these parasites and how to apply them.
Why Do Babies Rub Their Face When Sleeping?
Babies rub their faces while sleeping for several reasons, from tiredness and self-soothing to teething or skin irritation. Here's how to tell them apart.
What Antibiotics Treat MRSA? Oral and IV Options
MRSA resists most common antibiotics, but effective treatments exist. Learn which oral and IV options doctors use depending on infection type and severity.
What Is Uveal Melanoma? Symptoms, Causes & Treatment
Uveal melanoma is a rare eye cancer with unique risks and behaviors. Learn how it's diagnosed, treated, and why it tends to spread to the liver.
What to Take for a Stuffy Head: Meds and Remedies
From decongestants to saline rinses, here's what actually helps a stuffy head and how to choose the right option for your situation.
Why Do Tight Hugs Help Anxiety, According to Science
Deep pressure from a tight hug calms your nervous system, lowers stress hormones, and slows your heart rate — here's the science behind why it works.