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The new fossils push the origin of the human species back by 100,000 years.

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image: Mammals May Have a 12-Hour Clock

Mammals May Have a 12-Hour Clock

By | June 6, 2017

Data point to peaks in gene expression in the morning and evening that are distinct from day-night circadian cycles.

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image: Image of the Day: Memory Maker

Image of the Day: Memory Maker

By | June 2, 2017

The enzyme acetyl-CoA synthetase 2 turns on memory-building genes within the nuclei of hippocampal neurons. 

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image: Primates Use Simple Code to Recognize Faces

Primates Use Simple Code to Recognize Faces

By | June 1, 2017

Researchers could reconstruct the faces a monkey saw from the patterns of neuronal activity in a certain area of the brain.

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image: Book Excerpt from <em>Behave</em>

Book Excerpt from Behave

By | June 1, 2017

In the book’s introduction, author and neuroendocrinologist Robert Sapolsky explains his fascination with the biology of violence and other dark parts of human behavior.

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image: Contributors

Contributors

By | June 1, 2017

Meet some of the people featured in the June 2017 issue of The Scientist.

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The human brain’s insular cortex is adept at registering distaste for everything from rotten fruit to unfamiliar cultures.

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image: Long-Term Memory Storage Begins Immediately

Long-Term Memory Storage Begins Immediately

By | June 1, 2017

In mice, cells in the prefrontal cortex—where memories are maintained long-term—start to encode a fearful experience right from the start.

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image: Mammalian Jaws Evolved to Chew Sideways

Mammalian Jaws Evolved to Chew Sideways

By | June 1, 2017

Parallel evolution in jaws and teeth helped early mammals diversify their diets.

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image: The Search for Methods to Monitor Brain Cooling

The Search for Methods to Monitor Brain Cooling

By | June 1, 2017

Newborns deprived of oxygen have their temperatures lowered to protect against brain damage, but it’s hard to decipher the babies’ immediate response to the intervention.

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