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image: Embryo Watch

Embryo Watch

By Jef Akst | May 5, 2016

A new culture system allows researchers to track the development of human embryos in vitro for nearly two weeks.

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image: Cellular Pruning Follows Adult Neurogenesis

Cellular Pruning Follows Adult Neurogenesis

By Kerry Grens | May 2, 2016

Newly formed neurons in the adult mouse brain oversprout and get cut back.


image: Animal Magnetism

Animal Magnetism

By Catherine Offord | May 1, 2016

A photosensitive protein behind the retinas of cockroaches plays a role in light-dependent, directional magnetosensitivity.


image: Capsule Reviews

Capsule Reviews

By Bob Grant | May 1, 2016

Sorting the Beef from the Bull, Cheats and Deceits, A Sea of Glass, and Following the Wild Bees


image: Feeling Around in the Dark

Feeling Around in the Dark

By Catherine Offord | May 1, 2016

Scientists work to unlock the genetic secrets of a population of fruit flies kept in total darkness for more than six decades.


image: Monkey See, Monkey Die

Monkey See, Monkey Die

By The Scientist Staff | May 1, 2016

What's killing howler monkeys in the jungles of Central America?


image: Silent Canopies

Silent Canopies

By Jef Akst | May 1, 2016

A spate of howler monkey deaths in Nicaragua, Panama, and Ecuador has researchers scrambling to identify the cause.


image: What’s in a Voice?

What’s in a Voice?

By Kerry Grens | May 1, 2016

More than you think (or could make use of)

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The massive rock that smashed into Earth 66 million years ago killed off many dinosaur species, but the animals were in steady decline for millennia before the cataclysm, researchers report.


image: Tracking Zika’s Evolution

Tracking Zika’s Evolution

By Jef Akst | April 15, 2016

Sequence analysis of 41 viral strains reveals more than a half-century of change. 

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