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image: Pollution Drives Marine Reptile Color Change

Pollution Drives Marine Reptile Color Change

By Bob Grant | August 11, 2017

The turtle-headed sea snake is losing its stripes, and researchers suggest that the change reflects adaptation to fouled oceans.

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image: Nature Index Identifies Top Contributors to Innovation

Nature Index Identifies Top Contributors to Innovation

By Catherine Offord | August 9, 2017

New rankings highlight institutions that have produced large numbers of articles cited in others' patents.

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image: The Ever-Expanding T-Cell World: A Primer

The Ever-Expanding T-Cell World: A Primer

By Ashley P. Taylor | August 7, 2017

Researchers continue to identify new T-cell subtypes—and devise ways to use them to fight cancer. The Scientist attempts to catalog them all.

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The genomes of two species of water bears reveal clues about how they persist in extreme conditions, yet don’t resolve the animals’ debated evolutionary story.

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A cardiovascular surgeon’s research was rejected for publication because it referenced evolutionary theory, Turkish outlets report, while the university at the center of the tumult claims the story is false. 

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Another case of HIV remission emerges, this time in a South African girl diagnosed as an infant and disease-free for more than eight years.

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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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image: Mammalian Immunity: What’s RNAi Got to Do with It?

Mammalian Immunity: What’s RNAi Got to Do with It?

By Shawna Williams | July 21, 2017

A new study adds to the evidence that mammalian cells can use small interfering RNAs to defend against viruses, but questions remain about physiological importance.

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Using single-cell RNA sequencing, scientists characterize new populations of dendritic cells and monocytes.

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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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