Probing proteins in single cells

Different cells make different proteins, and knowledge of these differences could greatly enhance scientists' understanding of the roles of individual cells in healthy tissues and in disease. But obtaining enough protein ...

Warm milk makes you sleepy—peptides could explain why

According to time-honored advice, drinking a glass of warm milk at bedtime will encourage a good night's rest. Milk's sleep-enhancing properties are commonly ascribed to tryptophan, but scientists have also discovered a mixture ...

Scientists urge speedy switch to renewables in Middle East

A climate change conference will underscore to policymakers in the Middle East and the east Mediterranean that the switch from fossil fuels to renewable energy sources is needed urgently because greenhouse gas emissions are ...

Breath tests could sniff out COVID-19

Since May 2021, drivers crossing into Singapore at the Tuas Checkpoint have been required to breathe into a cigar-sized mouthpiece connected to a mass spectrometer. In less than a minute, the device analyzes the breath samples ...

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