Oceans comprise about 96.5% of the water-covered surface (71%) of the Earth. Surprisingly, the salinity of these huge bodies ...

Stations,” and then came the sea drones retrieved from the waters off Luzon, Visayas, and Mindanao in 2022 and 2024. In 2018 and 2020, the Asia Maritime Transparency Initiative (AMTI) reported that ...

The Yamron meter measures soil temperature, moisture, sunlight, and pH values beyween three and nine, plus it features a 2-inch LCD screen to read measurements. The Suplong meter measures sunlight, ...

To measure pH, you can use a pH meter or submit a soil sample to a laboratory for testing. pH meters range from cheaper models to very expensive, and you generally get what you pay for. Follow the ...

Looking to beef up the security of your humble abode? Check out these useful smart sensors that can be used for the inside of your home.

The best soil meter can accurately read moisture levels, measure soil pH, and help you monitor plant health to keep your plants alive longer.

Finally, the pH sensor chip was further calibrated via multiple linear regression. Compared with commercial pH meters, the chip demonstrated high accuracy and remarkable temperature compensation.

MANILA, Philippines — The Supreme Court received on Tuesday a petition from former president Rodrigo Duterte and Sen. Ronald Dela Rosa challenging the Philippine government's cooperation with the ...

Learn More › Testing garden soil is the best way to determine what it needs—if anything—and how much. A variety of soil ...