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image: No Place to Hide

No Place to Hide

By | May 31, 2017

Environmental DNA is tracking down difficult-to-detect species, from rock snot in the U.S. to cave salamanders in Croatia.

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image: Grad Student Acquitted in Thesis-Sharing Case

Grad Student Acquitted in Thesis-Sharing Case

By | May 25, 2017

Diego Gomez was facing jail time in Colombia for posting someone else’s copyrighted thesis online.

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Harvesting lab-raised zebrafish based on their size led to differences in the activity of more than 4,000 genes, as well as changes in allele frequencies of those genes, in the fish that remained.

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image: More Details on How Pesticides Harm Bees

More Details on How Pesticides Harm Bees

By | May 3, 2017

Scientists report that thiamethoxam exposure impairs bumblebees’ reproduction and honey bees’ ability to fly.

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From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.

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Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.

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image: Cell Lines Gain Cancer-Related Mutations

Cell Lines Gain Cancer-Related Mutations

By | April 27, 2017

A screen of human embryonic stem cell lines finds several that accumulated changes in the gene TP53, including aberrations commonly seen in cancer.

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image: Migratory Eels Use Magnetoreception

Migratory Eels Use Magnetoreception

By | April 14, 2017

In laboratory experiments that simulated oceanic conditions, the fish responded to magnetic fields, a sensory input that may aid migration.

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image: CRISPR-Based Nucleic Acid Test Debuts

CRISPR-Based Nucleic Acid Test Debuts

By | April 13, 2017

SHERLOCK combines CRISPR-Cas13a with isothermal RNA amplification to detect RNA and DNA with single-base specificity.

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image: DNA Replication Errors Contribute to Cancer Risk

DNA Replication Errors Contribute to Cancer Risk

By | March 23, 2017

A follow-up study confirms that random mutations acquired during normal stem cell division likely play a major role in cancer incidence.

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