Are Submarines Faster Than Ships? How Their Top Speed Compares
Ships and submarines fight wars above the waves and below, but which of those two is faster? We break down the differences in ...
Nature2d
Optical sensors articles from across Nature Portfolio
Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...
PC Magazine5d
The Best Smart Water Leak Detectors for 2025
Installing a smart water sensor can save you a lot of money and hassle. The best models we've tested immediately alert you to leaks and even shut off your home's water supply. I’ve been working ...
C&EN6d
High-Precision Oxygen-Isotope Analysis of Iron (Oxyhydr)oxides Using High-Temperature Conversion Isotope Ratio Mass Spectrometry
We introduce a novel high-precision method for oxygen-isotope analysis of iron (oxyhydr)oxides using high-temperature conversion isotope ratio mass spectrometry (HTC-IRMS). In this approach, a finely ...
C&EN5d
Sulfate Reduction Drives Elevated Methylmercury Formation in the Water Column of a Eutrophic Freshwater Lake
School of Freshwater Sciences, University of Wisconsin─Milwaukee, Milwaukee, Wisconsin 53204, United States Environmental Chemistry and Technology Program, Department of Civil and Environmental ...
Frontiers4d
Observed seasonal evolution and origins of the western Yellow Sea Cold Water Mass
The Yellow Sea Cold Water Mass (YSCWM) is one of the most prominent hydrological features of the Yellow Sea. As a low-temperature, nutrient-rich subsurface water mass, the YSCWM fundamentally ...