Water purification at the molecular level

(Phys.org) —Fracking for oil and gas is a dirty business. The process uses millions of gallons of water laced with chemicals and sand. Most of the contaminated water is trucked to treatment plants to be cleaned, which is ...

Researchers use silk to cultivate organ tissues in the lab

Few organs in the body are as complicated as the human brain, a tight spiderweb of neurons that shoots electrical signals across synapses to control all our thoughts and movements. When something goes wrong—as it does when ...

Is scruffing the best way to handle an upset cat?

Many of us were taught that "scruffing" a cat—or grabbing the animal by the loose skin at the back of the neck—is not only an effective mode of restraint, but also causes cats to relax. The thought behind this is that ...

Study shows where damaged DNA goes for repair

A Tufts University study sheds new light on the process by which DNA repair occurs within the cell. In research published in the May 15 edition of the journal Genes & Development and available May 4 online in advance of print, ...

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