innovation, evolution, immunology
Evolution of the Penis
Evolution of the Penis
Kerry Grens | Oct 30, 2015
A phallus-less reptile goes through a developmental stage with external genitalia, suggesting a common origin for the organ among amniotes.
Weak Support for Malaria Vaccine
Weak Support for Malaria Vaccine
Kerry Grens | Oct 27, 2015
The World Health Organization recommends more pilot trials.
B Cells Can Drive Inflammation in MS
B Cells Can Drive Inflammation in MS
Anna Azvolinsky | Oct 21, 2015
Researchers identify a subset of proinflammatory cytokine-producing B cells that may spark multiple sclerosis-related inflammation.  
Dogs Originated in Central Asia
Dogs Originated in Central Asia
Karen Zusi | Oct 21, 2015
Man’s best friend was domesticated near Nepal and Mongolia at least 15,000 years ago, according to a genetic analysis.
Two-Faced Proteins May Tackle HIV Reservoirs
Two-Faced Proteins May Tackle HIV Reservoirs
Amanda B. Keener | Oct 21, 2015
Researchers design antibody-like proteins to awaken and destroy HIV holdouts.
Life Before 4 Billion Years Ago?
Life Before 4 Billion Years Ago?
Jef Akst | Oct 20, 2015
A new estimate of the origin of life on Earth pushes back the date by 300 million years.
Polar Dino Discovered
Polar Dino Discovered
Bob Grant | Sep 28, 2015
Researchers working in Alaska, above the Arctic Circle, have unearthed the northernmost species of dinosaur ever found.
Tree of Life v1.0
Tree of Life v1.0
Jef Akst | Sep 22, 2015
Researchers map 2.3 million species in a single phylogeny. 
Dengue’s Downfall?
Dengue’s Downfall?
Jef Akst | Sep 15, 2015
Researchers characterize a protein that could be key to the virus’s virulence—and to developing a vaccine against the mosquito-borne disease.
New <em>Homo</em> Species Found
New Homo Species Found
Bobby Bascomb | Sep 10, 2015
Researchers describe H. naledi, an ancient human ancestor of unknown age that may have buried its dead.