Human Body
Hangovers: Why Your Body Punishes You the Next Morning
The morning after is your body's honest review of the night before. What hangovers are, why they happen, and what your body is telling you.
Human Body
Why we hiccup, how alcohol intoxicates, why babies cry at birth - the story behind how your body works.
Human Body
You Can Always See Your Nose. Your Brain Just Hides It
Your nose sits right in front of you, so why do you never see it? Your brain quietly hides it — and the reason is stranger than you think.
Human Body
Why Do We Get Hiccups? A Leftover From Our Fish Past
Hiccups are a sudden diaphragm spasm that makes a telltale 'hic'. Scientists think the reflex is a leftover from our fish-and-amphibian past...
Human Body
Why Cutting Hair and Nails Doesn't Hurt
Cutting nails or hair never hurts, yet a tiny paper cut stings. The difference lies in how nerves serve skin versus keratin. Here is why.
Human Body
Why Sun Darkens Skin but Lightens Hair
Why does sunlight tan the skin but lighten hair? Melanin shields against the sun while rays bleach hair — the chemistry of summer changes.
Human Body
Why Babies Cry at Birth: The First Breath Explained
Why does a newborn's first cry matter so much? That first breath tells doctors the lungs work. The science behind the cry everyone waits for...
Human Body
How Painkillers Find the Pain (It's Not Magic)
Painkillers do not know where the pain is. They travel through the whole body. Here is how analgesics actually find and soften your pain.
Human Body
Why Milk Beats the Burn of Chilli Peppers
Bite a chilli and water makes it worse — milk actually helps. Here is the chemistry of capsaicin and why dairy beats the burn.
Human Body
Why Humans Can't See in the Dark (And Cats Can)
Cats hunt at midnight while we stumble in the dark. Why human eyes are so bad at night, and what the retina's two cell types have to do with...
Human Body
Blood Groups Explained: Why A, B, AB and O Exist
A, B, AB and O — why do blood groups exist, what sets them apart, and how they make transfusion safe? We break down the basics of blood.