What we breathe out becomes fuel for forests. But inside our own bodies, CO₂ has a secret life. It sparks chemical reactions, shapes metabolism, and may even act as a signaling molecule—and a new tool ...

With this multipurpose health testing device, you can measure your body temperature and blood oxygen saturation, take an ECG, and listen to your heart and lungs with a pair of headphones.

This article explains how seasonal changes in ventilation, humidity, and indoor pollutants affect cough, allergies, asthma ...

A recent Finnish study has found that measuring adolescents' maximal oxygen uptake often requires a brief verification phase to ensure reliable results. The researchers also note that even small ...

An innovative tool for assessing the impact of climate change in the ocean: measuring pCO2 at sea with the SeaExplorer underwater gliderUnderstanding the ocean’s role in the global carbon cycle and ...

Consumers increasingly expect to see value quickly. Shoppers expect same-day delivery, comparable prices, immediate responses, subscription options, and easy return processes. All of these things are ...

Seventeen-year-old Marina walked down a crowded street in her hometown. Soon to be a senior in high school, she found herself surrounded by college students who had just returned for the fall semester ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? When shopping for a new TV, picking the right dimensions to perfectly fill the space ...

“Did our organic traffic just drop again – even though our rankings went up?” If that question has come up in your marketing meetings lately, you aren’t alone. AI is reshaping SEO, breaking the ...