Video: The thousand-year-old egg

Century eggs, or pidan, are a preserved food made by fermenting duck eggs in alkali. The green and black color of these eggs is not very appealing at first blush, and the smell is even worse. However, this Ming dynasty innovation ...

New 'sugar-glass' film uses viruses to kill harmful bacteria in food

With antibiotic resistance on the rise, bacterial contamination of food is becoming more problematic. Now in a study appearing in ACS Biomaterials Science & Engineering, scientists report that they have developed an antibacterial ...

Improving cryopreservation for a longer-lasting blood supply

Freezing and reanimating your body is still science fiction, but cryopreserving cells and certain tissues for future use is a reality. Still, the process could use some improvements to make it more useful in emergencies. ...

Salad days – tomatoes that last longer and still taste good

The tomato (Solanum lycopersicum) is one of the most valuable fruit crops in the world with an annual global value in excess of $50bn. We eat so many they also play an important role in our diet providing valuable vitamins, ...

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