A new gas sensor can detect ethanol in the air at just 5 parts per billion while using less than 30 milliwatts of power.

A group of scientists will later this year deploy deep-sea landers to test whether metallic rocks on the ocean floor do in fact produce oxygen. The claim, made in 2024 by British marine ecologist ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Flu season is fast approaching in the northern hemisphere. And a taste-based influenza test could someday have you swapping nasal swabs for chewing gum. A new molecular sensor has been designed to ...

WHITE SANDS MISSILE RANGE, N.M., Aug. 18, 2025 /PRNewswire/ -- Raytheon, an RTX (NYSE: RTX) business, successfully completed another 360-degree flight test for the Lower Tier Air and Missile Defense ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

The X-37B's eighth orbital mission will start with a liftoff atop a SpaceX Falcon 9 rocket. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The U ...

Hyderabad: Spacetech startup Stardour, a stealth-mode startup based out of Hyderabad, announced on Monday that it successfully test fired India’s first hydrogen and oxygen propulsion engine, which it ...

Stardour, a space-tech startup, has completed the test fire of a hydrogen and oxygen propulsion engine, developed in-house by Stardour and tested at the Indian Institute of Science (IISc), Bangalore.