Tag Archives: brain

This Is What Your Brain Looks Like with PTSD

alexkich/Shutterstock Post-traumatic stress disorder, or PTSD, is distressingly common: The nonprofit organization PTSD United notes that “70 percent of adults in the United States have experienced some type of traumatic event at least once in their lives.” And the condition seems to bring about permanent changes in how the brain functions, say researchers. PTSD is… Read More »

Chinese scientists give monkeys human brain genes in ‘morally risky’ experiment

Their brains may not be bigger than normal, but monkeys created with human brain genes are exhibiting cognitive changes that suggest they might be smarter — and the experiments have ethicists shuddering. In the wake of the genetically modified human babies scandal, Chinese scientists are drawing fresh condemnation from philosophers and ethicists, this time over… Read More »

Precise brain stimulation boosts memory

Using electricity to precisely stimulate the brain can boost people’s working memory, a study suggests. The team at Boston University, in the US, gave people in their sixties and seventies the working memory of someone in their twenties. The effect lasted at least 50 minutes after the stimulation stopped. But larger studies are now needed… Read More »