We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

A group of scientists will later this year deploy deep-sea landers to test whether metallic rocks on the ocean floor do in ...

NASA pilot David “Nils” Larson outlines X-59 early flight tests, design features, risk management, and planned research ...

When a red light becomes a stress test for your engine At city speeds, a healthy engine should glide down from cruising revs ...

New research reveals how ocean viruses burst algae cells, fueling a subsurface oxygen band through rapid microbial recycling.

Announced at IFA 2025, the Luna Smart Ring Gen 2 is the second generation that tracks your biomarkers, and helps you ...

Carbon monoxide (CO) is one of the most serious safety hazards in a home, and one of the easiest to miss. The gas has no ...

These small Oura Ring 4 tweaks can add days to your battery life without sacrificing the insights you actually care about ...

Some medications can cause imbalances, as can health conditions such as diabetes and kidney disease. You may have used an ...

Created in Ukraine, "Raybird" is the world’s first hydrogen-powered drone that flies silently and efficiently. Fuel-cell ...

The device reveals how microscopic pores on leaves, known as stomata, manage the exchange of carbon dioxide, oxygen, and ...