Medical research

A gene for brain size only found in humans

About 99 percent of human genes are shared with chimpanzees. Only the small remainder sets us apart. However, we have one important difference: The brain of humans is three times as big as the chimpanzee ...

Feb 27, 2015
popularity 4.6 / 5 (16) | comments 12

Mystery of the reverse-wired eyeball solved

From a practical standpoint, the wiring of the human eye - a product of our evolutionary baggage - doesn't make a lot of sense. In vertebrates, photoreceptors are located behind the neurons in the back of the eye - resulting ...

Feb 27, 2015
popularity 4.8 / 5 (13) | comments 4

Sewage provides insight into human microbiome

A new study demonstrates that sewage is an effective means to sample the fecal bacteria from millions of people. Researchers say the information gleaned from the work provides a unique opportunity to monitor, through gut ...

Feb 26, 2015
popularity 5 / 5 (3) | comments 0

Team finds key to tuberculosis resistance

The cascade of events leading to bacterial infection and the immune response is mostly understood. However, the molecular mechanisms underlying the immune response to the bacteria that causes tuberculosis ...

23 hours ago
popularity 4.7 / 5 (3) | comments 0