This method gives a quick, approximate pH reading, making it ideal for home gardeners. Digital pH meters provide a more ...

BANGKOK (AP) — China's Chang'e 6 probe returned on Earth with rock and soil samples from the little-explored far side of the moon in a global first. The probe landed in the Inner Mongolian region in ...

China's Chang'e 6 probe returned to Earth on Tuesday with rock and soil samples from the little-explored far side of the moon in a global first. The probe landed in northern China on Tuesday afternoon ...

China's Chang'e 6 probe returned to Earth on Tuesday with rock and soil samples from the little-explored far side of the moon in a global first. The probe landed in northern China on Tuesday afternoon ...

A good practice is to write down the weather conditions when taking a soil sample. Dry and wet weather affect soil samples, ...

The team, led by professors Meng Zou, Wei Zhang and senior engineer Xiujuan Li from Jilin University and Wencai Ren from the Chinese Academy of Sciences' Institute of Metal Research, analyzed an olive ...