Abstract: A fiber-optic urea sensor based on surface plasmon resonance (SPR) and Mach-Zehnder interference (MZI) combined principle was designed and implemented. By plating gold film on the ...

The objective of this study was to evaluate NBPT, zeolite and humic acid in different concentrations as inhibitors of the activity of the enzyme urease. The activity of the urease enzyme was ...

It happens each year when the weather turns cold: The coats, hats, sweaters and blankets come out. The lights come on earlier. And the arguments over how high or low to set the thermostat begin. But ...

Human Evolution 'We can no longer ignore diseases in the deep human past': Malaria influenced early humans' migrations across Africa, study suggests Climate change 'Food insecurity is no longer just ...

When you’re feeling sick and wondering whether to go to work or school, the thermometer often has the final verdict. Most people have been taught a body temperature of 98.6 Fahrenheit is normal, while ...

When it comes to achieving high-quality sleep, factors like light exposure and noise levels often come to mind. However, one of the most crucial yet often overlooked variables is temperature. Research ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Sep 22, 2024, 01:51pm EDT Sep 27, 2024, 12:28am EDT Reconstructed ...

An ambitious effort to understand the Earth’s climate over the past 485 million years has revealed a history of wild shifts and far hotter temperatures than scientists previously realized — offering a ...

Weather 'One of the most rapid transitions that I've seen': NOAA forecaster on how this year's El Niño could shatter records Climate change 'Food insecurity is no longer just about low-income ...

Temperature is a measure of the average energy of a collection of particles. (This is in contrast to kinetic energy, which is a measure of the energy carried by a single particle.) So, to answer a ...

Paige Grandjean is a food editor, recipe developer, and food stylist with over seven years of experience in food media. Her work has appeared in more than 15 nationally distributed publications, award ...