Ophthalmology

Don't turn a blind eye to vision problems

(HealthDay)—Your eyes are subject to a wide variety of health conditions, from minor annoyances to serious chronic diseases and even cancer.

Neuroscience

First serotonin neurons made from human stem cells

Su-Chun Zhang, a pioneer in developing neurons from stem cells at the University of Wisconsin-Madison, has created a specialized nerve cell that makes serotonin, a signaling chemical with a broad role in the brain.

Neuroscience

Making waves with groundbreaking brain research

New research by Jason Gallivan and Randy Flanagan suggests that when deciding which of several possible actions to perform, the human brain plans multiple actions simultaneously prior to selecting one of them to execute.

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