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 ...

NASA researchers identify optimal infrared wavelength for detecting carbon dioxide and methane on exoplanets, guiding the Habitable Worlds Observatory’s design and sensor specifications.

The complexities of urban environments—like variable winds off tall buildings or surfaces—significantly impair the ability to detect natural gas leaks from underground pipelines, a new study shows.

Three cheap hygroscopic salt solutions on carbon nanotube sensors distinguish nine toxic gases, including warfare agents, without engineered receptor molecules.

The wearable sensor developed by researchers at the University of Maryland, known as “Smart Underwear,” continuously tracks hydrogen in intestinal gas. The technology offers one of the first ...

The Mechanic Shop Femme shares brilliant tips that everyone can use to make taking care of their car easier and less miserable.

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

The nationwide average for regular gas is at its lowest level in 1,681 days — and trending lower. According to GasBuddy, average gas prices have dipped below $3 per gallon in 37 states, below $2.75 ...

Americans are seeing some of the lowest prices at the gas pump in more than four years as President Donald J. Trump’s relentless commitment to American energy production pays off. GasBuddy reports the ...