Space travel can make the gut leaky

Bacteria, fungi, and viruses can enter our gut through the food we eat. Fortunately, the epithelial cells that line our intestines serve as a robust barrier to prevent these microorganisms from invading the rest of our bodies.

Unraveling a mystery surrounding cosmic matter

Early in its history, shortly after the Big Bang, the universe was filled with equal amounts of matter and "antimatter"—particles that are matter counterparts but with opposite charge. But then, as space expanded, the universe ...

It's filamentary: How galaxies evolve in the cosmic web

How do galaxies like our Milky Way form, and just how do they evolve? Are galaxies affected by their surrounding environment? An international team of researchers, led by astronomers at the University of California, Riverside, ...

Device eliminates 93 percent of lawnmower pollutant

A team of University of California, Riverside Bourns College of Engineering students have won an EPA student design contest for a device they created that curbs harmful pollutant emitted from lawnmowers by 93 percent.

Do extremely reddened quasars extinguish star formation?

Galaxies formed and grew billions of years ago by accumulating gas from their surroundings, or colliding and merging with other young galaxies. These early stages of galaxy assembly are believed to be accompanied by episodes ...

Chemists fabricate novel rewritable paper

First developed in China in about the year A.D. 150, paper has many uses, the most common being for writing and printing upon. Indeed, the development and spread of civilization owes much to paper's use as writing material.

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