By Ashik Siddique | May 09, 2013 07:38 PM EDT
Cardiac muscles that thicken with aging can cause heart failure; a new study on mice finds that a hormone called GDF11 can rejuvenate the tissue, making old hearts young again.
By Makini Brice | Feb 01, 2013 10:45 AM EST
Humans have been on the hunt for the fountain of youth for years – dating back at least to the age of Cortes, and even seen now in the popularity of Botox.
By Makini Brice | Dec 04, 2012 02:06 PM EST
John Wayne Gacy was a notorious serial killer who raped and murdered at least 33 boys and young men during the better part of the 1970s.
By Makini Brice | Nov 30, 2012 03:08 PM EST
Researchers may have found a way to make stem cell therapy much less controversial: the conversion of blood cells into stem cells.
By Christine Hsu | Sep 05, 2012 02:29 PM EDT
People are increasingly able to watch global drama unravel as more and more 24-hour news channels and social media websites bring in a constant stream of disturbing footage from war zones in faraway lands, but scientists say that the constant exposure to distressing news could actually negatively impact our long term health.