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Their waters served as refuges during ice ages, allowing for adaptation and the emergence of new species.

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The presence of similar light-emitting enzymes in the distantly related organisms lends new insight into bioluminescence evolution.

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image: Neanderthal-Human Interbreeding Got an Early Start

Neanderthal-Human Interbreeding Got an Early Start

By | July 5, 2017

Mitochondrial DNA in Neanderthal bone suggests humans first left Africa earlier than previously thought.

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image: Anti-Preeclampsia Hormone Discovered

Anti-Preeclampsia Hormone Discovered

By | June 29, 2017

A small, placenta-produced peptide fixes the pregnancy-related condition in mice. 

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Students will not learn the theory in primary and secondary schools nationwide. 

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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: Bone Marrow Isn’t the Only Source of Platelets

Bone Marrow Isn’t the Only Source of Platelets

By | June 1, 2017

Scientists have estimated that about half of murine platelet production occurs in the lungs.

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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: Running on Empty

Running on Empty

By | June 1, 2017

Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.

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