impurities – The Loh Down On Science

Mystery Milk

July 1, 2025 Donghui Ma

Yuck! Mom, what are you eating?! This is Sandra Tsing Loh with the Loh Down on Science. Breast milk gives babies the nourishment they need. But is that ALL it delivers? Enter Xin Cheng and team from the Chinese Academy of Sciences. They tested breast milk from nearly five hundred

Shaken, Not Stirred

August 28, 2019 Alex Jarnot

Is the key to finding dark matter. . . in your fridge? This is Sandra Tsing Loh with the Loh Down on Science. Water freezes because impurities act as “seeds” for ice crystals to grow. But, if you put PURE water in the freezer, it can stay liquid – even