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Sponges, one of the most ancient animal lineages, can maintain normal gene activity even as oxygen levels drop.

Nala Rogers, Staff Writer

Scientists show that bacteria have unexpected effects in spider sex.

Rodrigo Pérez Ortega, Contributor

Researchers find that membranes may have helped the building blocks of life come together.

Sofie Bates, Contributor

Newly discovered family of fluorescent molecules explains how two kinds of seafloor-dwelling sharks glow.

Rodrigo Pérez Ortega, Contributor

A hand is using tweezers to hold a tube labeled "Giant Panda" above a container of frozen test tub

Researchers are freezing cell samples with liquid nitrogen to keep biodiversity alive. Could this be the best way to conserve species for the future? 

Katharine Gammon, Contributor

For the bluehead wrasse, going from female to male involves a dramatic genetic reprogramming in the sexual organs.

Rodrigo Pérez Ortega, Contributor

Skull was donated by an Inuit hunter in 1990.

Charles Q. Choi, Contributor

Decades of observation and research suggest zebras may use their stripes for temperature regulation, among other functions.

Joshua Learn, Contributor

The webs store energy like a bow and can accelerate the spiders at up to 80 Gs.

Charles Q. Choi, Contributor

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