Howard Hughes Medical Institute

Missing DNA helps make us human

A new study demonstrates that specific traits that distinguish humans from their closest living relatives – chimpanzees, with whom we share 96 percent of our DNA – can be attributed to the loss of chunks of DNA ...

Mar 09, 2011
4.6 / 5 (18) 5 | with audio podcast

Learning how not to be afraid

Why do some people have the ability to remain calm and relaxed even in the most stressful situations? New experiments in mice by Howard Hughes Medical Institute (HHMI) researchers are providing insight into how the brain ...

Oct 08, 2008
4.2 / 5 (13) 1

Solving the Hox Specificity Paradox

The remarkable diversity of anatomical features along the body axis of animals—the differences between the head, the thorax and the abdomen, for example—is determined by proteins in the Hox family. But ...

Jan 22, 2015
4.9 / 5 (9) 2

Researchers identify new stem cell

(PhysOrg.com) -- Scientists have discovered a new type of stem cell in the skin that acts surprisingly like certain stem cells found in embryos: both can generate fat, bone, cartilage, and even nerve cells. These newly-described ...

Dec 07, 2009
5 / 5 (6) 0