What Types of Information Can Be Found on an EPA Label?
EPA labels appear on pesticides, water reports, fuel economy stickers, and more. Here's what the key information on each label actually means.
Why Did Censorship Increase After the Printing Press?
The printing press spread ideas faster than ever, and those in power responded by building some of history's most organized censorship systems.
Why Can I Feel My IUD Strings: Normal or Not?
Feeling your IUD strings is usually normal, but changes in length or position can matter. Here's what to check for and when to see a doctor.
What Happens When a Baby Swallows Amniotic Fluid
Babies swallow amniotic fluid in the womb as a normal part of development. Learn what this does for their growth and what happens when complications arise.
Why Do Some People Keep Getting COVID: Genes and Immunity
Some people catch COVID repeatedly while others barely get it once. Genetics, immune memory, nasal bacteria, and exposure all help explain why.
Why Do We Go Gray? Genes, Stress, and Pigment Loss
Gray hair comes down to stem cells, hydrogen peroxide buildup, and your genes — but stress and lifestyle can speed things up too.
How to Make a Smoking Bowl Without Tin Foil
Safer alternatives to tin foil bowls, from apple pipes to ceramic options, plus materials you should avoid for health reasons.
Why Do Babies Thrash Their Heads and Is It Normal?
Head thrashing in babies is usually harmless self-soothing, but it can also signal teething, reflux, or sensory needs. Here's how to tell the difference.
How to Live Well: Tips for a Longer, Healthier Life
Small, consistent habits around movement, sleep, food, and connection can add years to your life and life to your years.
What Would Happen If the Ozone Layer Was Destroyed?
Without the ozone layer, UV radiation would damage DNA, weaken immune systems, collapse food chains, and make Earth far less livable for most life.