All Stories

Humans

Skeletons hint that ancient societies had women warriors

Some women in North American hunter-gatherer societies and Mongolian herding groups may have been warriors.

Science & Society

CO₂ emissions have nosedived as COVID-19 keeps people home

The COVID-19 pandemic restricted travel that can pollute the air. By April, travel-related daily emissions of greenhouse gases was back to 2006 levels.

Planets

Let’s learn about Jupiter

This gas giant is home to a massive storm that has lasted hundreds of years. It’s also surrounded by dozens of moons.

Chemistry

Ancient recipes helped scientists resurrect a long-lost blue hue

Led by medieval texts, scientists hunted down a plant and used its fruit to make a blue watercolor with mysterious origins.

Physics

Scientists Say: Momentum

This word describes a property of a moving object based on its mass and the direction and speed of its motion.

Physics

Let’s learn about bubbles

Bubbles are a great way to while away a beautiful summer day. Knowing a bit of science can help you blow the biggest and the best bubbles.

Tech

Our gut microbes love a good workout

Technology shows how microbes in the body respond to exercise. That helps scientists understand why those microbes keep athletes healthy.

Tech

Sweat tech alerts athletes when to rehydrate — and with what

Technology shows how the body responds to moderate and vigorous exercise. That helps athletes stay healthy — and helps scientists understand why.

Tech

Why sports are becoming all about numbers — lots and lots of numbers

Sports once focused on muscles, skill and tactics. Now math is becoming almost as important. It helps assess players — and improve their tools.

Animals

Traces from nuclear-weapons tests offer clues to whale sharks’ ages

Traces left by nuclear-bomb testing in the 1950s and ‘60s can help researchers learn how old a whale shark is.