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The Scientist

» stem cells and ecology

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image: Cancer Stem Cells Really Do Exist?

Cancer Stem Cells Really Do Exist?

By | August 1, 2012

Researchers track tumors as they develop, providing more support for the idea that cells with stem-cell-like properties underlie cancer growth and recurrence.

4 Comments

image: How Green Are Your Fish?

How Green Are Your Fish?

By | August 1, 2012

Farmed salmon may have more in common with their more expensive wild-caught counterparts than consumers are led to believe.

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Contributors

August 1, 2012

Meet some of the people featured in the August 2012 issue of The Scientist.

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image: Life (Re)Cycle

Life (Re)Cycle

By | August 1, 2012

Death breeds life in the world’s most diverse and abundant group of animals.

4 Comments

image: A Scientist Emerges

A Scientist Emerges

By | August 1, 2012

At age 16, Alexandra Sourakov has her first scientific publication, on the foraging behavior of butterflies.

3 Comments

image: Replacement Parts

Replacement Parts

By | August 1, 2012

To cope with a growing shortage of hearts, livers, and lungs suitable for transplant, some scientists are genetically engineering pigs, while others are growing organs in the lab.

18 Comments

image: Microbial Perfume

Microbial Perfume

By | July 23, 2012

Rather than rely on plant-derived products, biotech companies are engineering bacteria and yeast to produce ingredients for fragrances.

4 Comments

image: Small-Brained Fish Make More Babies

Small-Brained Fish Make More Babies

By | July 12, 2012

Guppies with experimentally shrunken brains produced more offspring than guppies bred for larger noggins, confirming a long suspected tradeoff of bigger brains.

6 Comments

image: Genetic Shift in Salmon

Genetic Shift in Salmon

By | July 12, 2012

A new study finds that an Alaskan population of the fish has quickly evolved in response to warming temperatures.

1 Comment

image: Ovarian Stem Cell Debate

Ovarian Stem Cell Debate

By | July 9, 2012

Opinion is divided on a new paper showing that adult ovaries do not contain egg-making stem cells, contrary to the findings of two recent studies that themselves appeared to overturn longstanding dogma.

4 Comments

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