A small molecular module helps time development of C. elegans

For an animal to develop normally, cells must not only become the right types but also do so at the right time. In the worm C. elegans, the protein LIN28 has long been known as an important regulator of this timing: It keeps ...

Decades-old theory for how insect societies evolve challenged

For more than 60 years, evolutionary biologists have debated whether a unique genetic system found in ants, bees and wasps helps explain one of nature's most remarkable innovations: eusociality, a form of social organization ...

Aquarium sends shark eggs to bolster wild populations

Shedd Aquarium has sent four zebra shark eggs to contribute to a conservation effort for the endangered species, marking the Chicago nonprofit's first delivery to Raja Ampat, Indonesia. As a founding partner of ReShark, Shedd ...

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