Penn researchers find new role for cancer protein p53

PHILADELPHIA – The gene for the protein p53 is the most frequently mutated in human cancer. It encodes a tumor suppressor, and traditionally researchers have assumed that it acts primarily as a regulator of how genes are made into proteins. No…

First identification of endocrine disruptors in algae blooms

Scientists are reporting for the first time that previously unrecognized substances released by algae blooms have the potential to act as endocrine disruptors, which can interfere with the normal activity of reproductive hormones. The effect is not …

Delving into manganite conductivity

Washington, D.C. — Chemical compounds called manganites have been studied for many years since the discovery of colossal magnetoresistance, a property that promises important applications in the fields of magnetic sensors, magnetic random access me…

Bound neutrons pave way to free ones

A study of bound protons and neutrons conducted at the Department of Energy’s Thomas Jefferson National Accelerator Facility has allowed scientists, for the first time, to extract information through experimentation about the internal structur…

Researchers discover how to tame hammering droplets

CAMBRIDGE, Mass. — A water hammer can occur when a valve is suddenly opened or closed in a pipe carrying water or steam, causing a pressure wave to travel down the pipe with enough force that it can sometimes cause the pipes to burst. Now, new rese…

Why do the Abbotts wait, while the Zimmermans rush to buy?

The first letter of our childhood surname determines much about our consumer behavior as grownups, according to a new study in the Journal of Consumer Research.
Why are some people more likely than others to wait in line overnight to buy a just-re…

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