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Why Chimpanzees Have Big Testes, and Mandrills Have Small Ones
Why Chimpanzees Have Big Testes, and Mandrills Have Small Ones
Katarina Zimmer | Apr 16, 2019
For primates, males’ fancier ornaments are linked with smaller testes, according to a new comparative study.
Ebola Outbreak Not a Global Health Emergency, Declares WHO
Ebola Outbreak Not a Global Health Emergency, Declares WHO
Chia-Yi Hou | Apr 15, 2019
The agency also shares preliminary results of an Ebola vaccine trial showing that it is 97.5 percent effective at protecting from infection.
Neurobiologist Paul Greengard Dies
Neurobiologist Paul Greengard Dies
Ashley Yeager | Apr 15, 2019
The Nobel laureate revolutionized our understanding of how brain cells communicate.
An Archaeology Meeting Finds Itself in the Middle of #MeTooSTEM
An Archaeology Meeting Finds Itself in the Middle of #MeTooSTEM
Kerry Grens | Apr 12, 2019
A reporter, slated to speak about sexual harassment, is banned from the Society for American Archaeology conference after he confronts an accused sexual harasser in attendance.
<em>Nature&nbsp;</em>and <em>Science&nbsp;</em>Retractions Connected to Research Misconduct
Nature and Science Retractions Connected to Research Misconduct
Chia-Yi Hou | Apr 12, 2019
The University of Cambridge and the University of Bristol conducted investigations of the research.
Pesticide Marketed as Safe for Bees Harms Them in Study
Pesticide Marketed as Safe for Bees Harms Them in Study
Chia-Yi Hou | Apr 12, 2019
Flupyradifurone, sold as Sivanto, is reported to have greater lethal and sublethal effects on honey bees when combined with a common fungicide.
PET Scans Reveal Elevated Tau in NFL Players&rsquo; Brains
PET Scans Reveal Elevated Tau in NFL Players’ Brains
Jef Akst | Apr 12, 2019
A study hints that it might be possible to diagnose chronic traumatic encephalopathy, a neurodegenerative disease associated with frequent head injuries, while patients are still living.
Astronaut Study Shows Some Lasting Changes from Time in Space
Astronaut Study Shows Some Lasting Changes from Time in Space
Kerry Grens | Apr 11, 2019
Scott Kelly’s physiology, gene activity, and mental performance changed after time aboard the International Space Station, but mostly returned to normal once back on Earth.
How the Brain Changes on Ketamine: A Live Animal Study
How the Brain Changes on Ketamine: A Live Animal Study
Ruth Williams | Apr 11, 2019
The drug promotes and sustains brain cell connectivity in mice, reversing the effects of chronic stress.