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image: Fat Cells Travel to Heal Wounds in Flies

Fat Cells Travel to Heal Wounds in Flies

By Kerry Grens | February 28, 2018

Previously considered immobile, these cells swoop in to seal epithelial holes and clean up cellular detritus.  

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Gene flow between elephant species was a common feature of their evolutionary history.

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The animal pictures and hand stencils were made in caves in Spain thousands of years before Homo sapiens arrived in Europe.

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image: Nobel Prize–Winning Biologist Dies

Nobel Prize–Winning Biologist Dies

By Catherine Offord | February 20, 2018

Günter Blobel, known for his work on the signal hypothesis of protein targeting, has died from cancer at age 81.

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image: Stem Cell Vaccine Protects Mice From Cancer

Stem Cell Vaccine Protects Mice From Cancer

By Ruth Williams | February 15, 2018

Stem cells and cancer cells have enough molecular similarities that the former can be used to trigger immunity against the latter.

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image: Romeo the Frog

Romeo the Frog

By The Scientist Staff | February 14, 2018

When forlorn mating calls went unanswered, biologists set him up with an online dating profile.

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image: Contributors

Contributors

By Katarina Zimmer | February 1, 2018

Meet some of the people featured in the February 2018 issue of The Scientist.

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image: Coral Sperm Banker

Coral Sperm Banker

By The Scientist Staff | February 1, 2018

Mary Hagedorn is racing to save Earth’s coral reefs by developing techniques for freezing the colonial animals’ gametes.

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image: Researchers Cryopreserve Coral Sperm

Researchers Cryopreserve Coral Sperm

By Catherine Offord | February 1, 2018

A project aims to preserve samples of the climate change–vulnerable animals for future restoration.

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Pectin fragments may signal plant cells to maintain a type of growth suited to darkness.

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