Autism is linked to a protein that inhibits the brain's ability to trim its synapses as it develops. Continue reading →
The reason may be that the rapid growth of the brain's outer brain — the gray matter — is constrained by the white matter.
Neanderthals did not really go extinct -- they were simply absorbed into the modern human gene pool of Europeans and Asians. Continue reading →
Apparent heroin overdoses may actually be overdoses of acetyl fentanyl, an opiate that is mixed into street drugs marketed as heroin. Continue reading →
Pushed out of their home territory by violence, a second wave of people who had been living in voluntary isolation in the Amazon rainforest has made contact with villagers in Brazil.
The World Health Organization says the crisis has been vastly underestimated. Continue reading →
The apparent suicide of Robin Williams highlights the connection between comedians and depression. Continue reading →
Dozens of Australian commuters banded together to lift a train and free a passenger whose leg was caught between the platform and the train.
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