Orangutans don’t just chew the first leaf they find. After a 20-year field study in the Sebangau peat swamp in Central Kalimantan province, researchers concluded that the apes consistently select…

DNA tests that appeared around 2013 introduced a striking idea: you can estimate a person’s age from epigenetic markers. Researchers noticed that a person’s epigenetic age often differs from their…

The study included 118,593 men from Israel, the United States, Brazil, Finland, and Denmark. Why Testosterone Matters is a complex hormone that controls more than fertility. It affects sperm production…

Bakers often use apple puree to make marshmallows because apples are high in pectin, and that pectin gives the classic treat its airy yet firm texture. Apricot marshmallows start with…

Aging happens to everyone, but everyday habits can accelerate that damage. Blood vessels lose elasticity, blood pressure and cholesterol tend to rise, and those changes fuel cardiovascular disease — the…

Mint rarely gets credit: a sprig in a cocktail, a few leaves on a steak, or the familiar flavor in toothpaste. This unassuming herb plays bigger roles in traditional medicine…

RA-ILD, or rheumatoid arthritis–associated interstitial lung disease, can lurk behind symptoms that don’t seem related to the joints. RA-ILD causes inflammation and scarring (fibrosis) of lung tissue and makes breathing…

Badoo identified six physical traits that tend to get women more messages and replies from men. Those traits are height, eye color, hair color, body type, nail condition, and a…

Water is essential to every cell in your body — and the consequences of not drinking enough go beyond feeling tired. A 2023 study from the U.S. National Institutes of…

At its simplest, mayonnaise is an emulsion of egg yolks, oil, vinegar, and mustard. That dressing packs a lot of calories and fat, so many people treat it like a…

Seventeen current and former partners described how a loved one’s descent into QAnon, the far-right conspiracy theory that claims a “deep state” worships Satan and participates in sexual abuse of…

Once, launching a satellite required a massive program and a huge budget. Satellites used to be van- or bus-sized; national space agencies and aerospace giants built them and sent them…

If your gums bleed when you brush, or stay red and swollen, it might not be just a mouth problem. Up to half of adults have some form of gum…

This is the first documented case of an insect showing a clear reaction to food it “likes” or “dislikes.” In the experiment, researchers offered water with different additives: solutions with…

Potatoes often get a bad rap because they’re high in carbs and are usually served with butter, cheese, sour cream, or bacon. The problem is usually not the vegetable itself…

Tinnitus often begins after people are exposed to a very loud noise, like at a rock concert, but for many the ringing never stops. The sound is not external; the…

Some people seem to lose track of time entirely — clinical psychologist Russell Barkley coined the term “time blindness” in 1997 to describe the serious difficulty people with attention-deficit/hyperactivity disorder…

An epitaph on the tombstone of the former slave Ankarenus Notus reads like a modern renter’s complaint. Scholars have nicknamed the inscription the “Tenant’s Lament.” It says: “My body knows…

Peptides are short chains of amino acids — the building blocks of proteins in your body. Scientists have identified more than 7,000 biologically active peptides that occur naturally and help…

People with steatosis, or fatty liver, are more likely to develop one of the most aggressive forms of colon cancer, new research shows. The paper appears in Nature. The research…

A research team at the Korea Institute of Geoscience and Mineral Resources (KIGAM), working with GodTech, developed a way to convert wet coffee grounds into high-quality biochar in just 90…

How you eat ice cream, whether you bite, lick, or nibble, reveals a lot about your personality. People who bite their ice cream tend to be fearless, self-confident, and impulsive;…

Astrophysicists announced the discovery of an extremely dark galaxy — an object whose mass is about 99.9 percent dark matter. The galaxy emits almost no light, so it could provide…

There’s growing scientific evidence that dogs can spot cancer — but only when the animals are specially trained. What the research shows In a number of studies, researchers analyzed breath,…

Crispy salmon skin is a matter of technique, not luck. This skin-on, pan-seared salmon recipe lays out a deliberate sequence of steps based on the physics of cooking, not just…

Most people know that body odor comes from sweat. But sweat isn’t all the same. The strongest smells appear when bacteria on the skin break down secretions from apocrine glands,…

Many people reach for a cup of coffee after a big meal. That can work for some—but it isn’t always a good idea for everyone. How coffee affects the gut…

With Europe reeling from heat, few homes have air conditioning. Most people use fans, so the question of when a fan helps and when it makes things worse matters to…

Common rodent poisons may not work as well as they used to. A new study found that a large share of house mice and a sizable portion of urban rats…

The brain doesn’t act like a pile of isolated cells — it behaves like a neighborhood where neighbors shape each other’s behavior. Over a lifetime, that local “social network” influences…

Minimal ingredients, maximum flavor — just beef, garlic, and a few spices. That spare ingredient list isn’t about scarcity; it’s a deliberate choice. Keeping this pull-apart beef recipe minimal lets…

Heart disease still kills more people worldwide than any other cause. Since the 1950s, doctors and patients have relied on cholesterol levels from a routine blood test to estimate risk.…

A study found restaurant diners rated bearded waiters as less hygienic — guests preferred clean-shaven servers. The idea that beards are dirtier than shaved faces has been around for decades,…

Not all sugars are the same. Fruits, vegetables, milk, and plain yogurt contain sugars, but they also provide vitamins, fiber, and phytonutrients — and milk provides protein and vitamin B12.…

Predicting the future can feel pointless, but it’s hard not to imagine where medicine might be in a few decades when we already see the start of bold experiments and…

We rounded up eight science-backed facts about our fluffy friends — from whether cats really love us to how they use their whiskers. Read on and enjoy! 1. You can…

A new study found a surprising trick the body uses to control blood sugar: in low-oxygen environments, red blood cells soak up extra glucose and convert it into a molecule…

Lemon juice does more than add flavor to this dairy-free raspberry sorbet — it helps prevent large ice crystals from forming. If you freeze sorbet without an ice-cream maker, you’ll…

A new ultrathin protective layer—what the authors call a “molecular water armor”—lets many stains rinse away with plain water, no detergent required. Researchers estimate this could slash household laundry water…

A new analysis of nearly 460,000 people found a U-shaped link between resting heart rate and stroke risk. The researchers presented the results at the European Stroke Organization conference in…

Foam on beer forms when carbon dioxide bubbles rise to the surface. Unlike most other beverages, each bubble in beer is wrapped in a thin film of proteins that protects…

Archaeologists at one of Spain’s most mysterious sites uncovered a small bronze cart — split in half but tightly packed with mythological figures. The team found it during excavations of…

Our bodies are incredible machines — we often take their mechanics for granted until something goes wrong. How can people support their joints over a lifetime and avoid surgery? What…

Public speaking, or even a difficult one-on-one conversation, can feel terrifying when you have something important to say. Paradoxically, the most effective way to beat that fear is to make…

One sense can pull you back in time faster than any other. Catch the smell of modeling clay and you might suddenly recall your first days of school, or a…

The New Testament is the main source for Jesus’ life, but skeptics argue those Christian writings aren’t independent evidence. Records by the Roman historian Tacitus and the Jewish historian Josephus—neither…

A frittata isn’t just an omelet — it’s an Italian egg dish you cook in two stages: brown it on the stove, then finish it in the oven or under…