Archives: The Scientist

Technologies such as noninvasive brain stimulation and virtual reality gaming offer insights into how dreams arise and what functions they might serve.

Their ability to distinguish between individuals is strong evidence for fast mapping, a learning tool generally thought to belong only to humans.

The effects seem to be mediated by a reactive oxygen species in the animals’ livers.


Researchers tease out the effects of the two cravings by having participants gamble for the chance to satisfy them.

A study in people fails to detect differences in the brain’s response to fear or anxiety, long thought to be controlled by different neural circuits.

While questions still outnumber answers, new findings from archaeology, genetics, and other disciplines are revealing surprising insights into the early cultures of the most recently populated continent.


The original work found that an anti-malaria drug or the neurotransmitter GABA could increase the number of insulin-producing pancreatic cells in mice.

A study shows that by killing off seabirds on islands, rodents slash the flow of nutrients into the ocean.

The memory of a temperature spike can persist for as many as 14 generations in C. elegans.

Bacterial differences after three-month temperature hikes, modeled after global warming predictions, were evident one year later