News

Life

New neurons don’t heal

New neurons produced in the brain after a stroke don’t grow into all the cell types needed to heal the wound.

Space

Smallest exoplanet yet is found

Finding a planet just under twice Earth's size puts astronomers closer to discovering an Earth counterpart.

Health & Medicine

Gene could matter in bladder cancer

Among people with a common form of bladder cancer, those with a variant of a certain gene survive twice as long as people with the common version of the gene.

Humans

Rapid emotional swings could precede violence

A tool from physics helps link the patterns of psychiatric patients’ symptoms and the likelihood they will commit violent acts.