Protein chaperone takes its job seriously

For proteins, this would be the equivalent of the red-carpet treatment: each protein belonging to the complex machinery of ribosomes—components of the cell that produce proteins—has its own chaperone to guide it to the ...

Change in astronaut's gut bacteria attributed to spaceflight

Northwestern University researchers studying the gut bacteria of Scott and Mark Kelly, NASA astronauts and identical twin brothers, as part of a unique human study have found that changes to certain gut "bugs" occur in space.

Drought-easing California snow heaviest in 22 years

Clambering through a snowy meadow with drifts up to the tree branches, California's water managers measured the state's vital Sierra Nevada snowpack Thursday at a drought-busting and welcome 173 percent of average.

Over 80 percent of online ad effect is on offline sales

According to a forthcoming study in the INFORMS journal Marketing Science online display ads can increase both online and offline retail sales, providing valuable insight for future marketing decisions.

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