Perception of musical pitch varies across cultures

Is the way we hear music biological or cultural?

Jean-Marc ZAORSKI/Gamma-Rapho via Getty Images
Culture & Religion

People who are accustomed to listening to Western music, which is based on a system of notes organized in octaves, can usually perceive the similarity between notes that are same but played in different registers — say, high C and middle C.

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How expectation influences perception

These prior beliefs help us make sense of what we are perceiving in the present.

Mind & Brain

For decades, research has shown that our perception of the world is influenced by our expectations. These expectations, also called "prior beliefs," help us make sense of what we are perceiving in the present, based on similar past experiences.

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Drug makes tumors more susceptible to chemo

One compound could help combat drug resistance.

Chris Hondros/Getty Images
Surprising Science

Many chemotherapy drugs kill cancer cells by severely damaging their DNA.

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Bacteria promote lung tumor development, study suggests

Antibiotics or anti-inflammatory drugs may help combat lung cancer.

Radiology technologist Mary McPolin looks at a CT scan of a lung with a tumor at the UCSF Comprehensive Cancer Center August 17, 2005 in San Francisco, California. (Photo by Justin Sullivan/Getty Images)
Surprising Science

Anne Trafton | MIT News Office
January 31, 2019

MIT cancer biologists have discovered a new mechanism that lung tumors exploit to promote their own survival: These tumors alter bacterial populations within the lung, provoking the immune system to create an inflammatory environment that in turn helps the tumor cells to thrive.

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