Humans know the surprising prick of a needle, the searing pain of a stubbed toe, and the throbbing of a toothache. We can identify many types of pain and have multiple ways of treating it. But what about other species? How do the animals all around us experience pain? It’s… Continue Reading How do animals experience pain? – Robyn J. Crook

Translator: Ido Dekkers Reviewer: Ariana Bleau Lugo Say you’re at the beach, and you get sand in your eyes. How do you know the sand is there? You obviously can’t see it, but if you are a normal, healthy human, you can feel it, that sensation of extreme discomfort, also… Continue Reading How Do Pain Relievers Work? – George Zaidan

Cigarettes aren’t good for us. That’s hardly news–we’ve known about the dangers of smoking for decades. But how exactly do cigarettes harm us? Let’s look at what happens as their ingredients make their way through our bodies, and how we benefit physically when we finally give up smoking. With each… Continue Reading How do cigarettes affect the body? – Krishna Sudhir

A pungent blend of onions, cheese, and cat urine with hints of… is that…wet goat? Most of us don’t need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor. But it’s a surprisingly complex phenomenon influenced by our genetic makeup, age, diet, and hygiene.… Continue Reading What causes body odor? – Mel Rosenberg

In 1995, the British Medical Journal published an astonishing report about a 29-year-old builder. He accidentally jumped onto a 15-centimeter nail, which pierced straight through his steel-toed boot. He was in such agonizing pain that even the smallest movement was unbearable. But when the doctors took off his boot, they… Continue Reading The mysterious science of pain – Joshua W. Pate

Imagine if you could plug your brain into a machine that would bring you ultimate pleasure for the rest of your life. If you were given the choice to sign up for that kind of existence, would you? That’s the question philosopher Robert Nozick posed through a thought experiment he… Continue Reading Would you opt for a life with no pain? – Hayley Levitt and Bethany Rickwald

You breathe in about 17,000 times per day. It’s a process you rarely think about, but behind the scenes, a huge coordinated effort is playing out. Your vital organs, the gut, brain, bones, lungs, blood, and heart work together to sustain your life by delivering oxygen to tissues throughout your… Continue Reading Oxygen’s surprisingly complex journey through your body – Enda Butler

Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to go in the first place? The answer… Continue Reading How does your body process medicine? – Céline Valéry

The biggest kidney stone on record weighed more than a kilogram and was 17 centimeters in diameter. The patient didn’t actually swallow a stone the size of a coconut. Kidney stones form inside the body, but unfortunately, they’re extremely painful to get out. A kidney stone is a hard mass… Continue Reading What causes kidney stones? – Arash Shadman

Mastering any physical skill, be it performing a pirouette, playing an instrument, or throwing a baseball, takes practice. Practice is the repetition of an action with the goal of improvement, and it helps us perform with more ease, speed, and confidence. So what does practice do in our brains to… Continue Reading How to practice effectively…for just about anything – Annie Bosler and Don Greene