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image: Stressed Rodents Make Different Choices

Stressed Rodents Make Different Choices

By Katarina Zimmer | March 1, 2018

Chronic stress tweaks a circuit in the brain that influences how lab rodents make tough decisions. 

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Research into the biological basis of gender identity is in its infancy, but clues are beginning to emerge.

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image: Infographic: Searching for the Neural Basis of Gender

Infographic: Searching for the Neural Basis of Gender

By Shawna Williams | March 1, 2018

Brain studies have yielded a mixed picture of the neural similarities and differences between people of different genders.

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The elimination of the biting pests was an added bonus after researchers unleashed a rat-eradication endeavor on the tiny islands.  

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image: FDA Report on BPA’s Health Effects Raises Concerns

FDA Report on BPA’s Health Effects Raises Concerns

By Ashley Yeager | February 28, 2018

The pre-peer review assessment finds the compound has “minimal effects,” but endocrinologists and others say key data have yet to come out.

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image: CDC, FDA Warn Against Kratom Use

CDC, FDA Warn Against Kratom Use

By Jim Daley | February 26, 2018

The herbal supplement, deemed an opioid by the FDA, was recently linked to a Salmonella outbreak in 20 states. 

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image: Image of the Day: Inner Glow

Image of the Day: Inner Glow

By The Scientist Staff | February 26, 2018

Researchers engineered a system for bioluminescent imaging that is as much as 1,000 times stronger than existing methods.

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image: New Automated Tool Monitors Clinical Trial Reporting

New Automated Tool Monitors Clinical Trial Reporting

By Diana Kwon | February 22, 2018

The watchdog website FDAAA TrialsTracker names and shames human studies that breach the FDA’s requirements for reporting results.

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image: CDC: Flu Vaccine 36 Percent Effective So Far

CDC: Flu Vaccine 36 Percent Effective So Far

By Catherine Offord | February 16, 2018

The vaccine shows better-than-expected effectiveness against the most common and most virulent strain of influenza in children under 9 years old.

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image: Image of the Day: Cuttlefish Camouflage

Image of the Day: Cuttlefish Camouflage

By The Scientist Staff | February 16, 2018

The cephalopod’s unique ability to disguise itself relies on a single motor nerve exclusively dedicated to skin tension and papillary control.

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