Medications

Researchers find that aspirin alters colorectal cancer evolution

Cancer starts when cells start dividing uncontrollably. Scientists have known that taking aspirin can help protect against the development of colorectal cancer—cancer afflicting the colon or rectum—but the exact reason ...

Oncology & Cancer

Exploring tumor evolution

Tumors are heterogeneous, which means that different parts of the same tumor can be genetically distinct. This phenomenon, known as intratumor heterogeneity, is steadily gaining in significance within the field of cancer ...

Genetics

Algorithms uncover cancers' hidden genetic losses and gains

Understanding the specific mutations that contribute to different forms of cancer is critical to improving diagnosis and treatment. But limitations in DNA sequencing technology make it difficult to detect some major mutations ...

Psychology & Psychiatry

Humans aren't designed to be happy

A huge happiness and positive thinking industry, estimated to be worth US$11 billion a year, has helped to create the fantasy that happiness is a realistic goal. Chasing the happiness dream is a very American concept, exported ...

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