In a new book, Dr. Mary-Frances O’Connor explores the ways grief affects the body, from the heart to the immune system.

From the daily newsletter: a doctor goes to Mars. Plus: investigating celebrity yearbooks; Merve Emre on friendship books; ...

A biohybrid hand which can move objects and do a scissor gesture has been created. The researchers used thin strings of lab-grown muscle tissue bundled into sushilike rolls to give the fingers enough ...

The lab of Dr. Mark Magnuson, Louise B. McGavock Professor and professor of molecular physiology and biophysics at Vanderbilt ...

Our immune systems rely on iron to function, but so do invading viruses and bacteria. New research from Binghamton University ...

Up to 50 transplant patients will receive a genetically modified pig kidney in a clinical trial that will launch this summer ...

Experts say we've become 'too comfortable' with being warm all the time, and when done safely exposure to chillier ...