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Jen Viegas
Articles by Jen
Earth & Conservation
By Jen Viegas
Disgust Helps Humans Avoid Infectious Diseases, But the Emotion Isn’t Perfect
Feelings of disgust serve an evolutionary purpose, protecting us from potential health threats.
By Jen Viegas
Earth & Conservation
By Jen Viegas
Butchered Rhino Suggests Humans Lived in the Philippines 700,000 Years Ago
Multiple, stone tools and a butchered rhino push back the date of early human presence in the Philippines by 642,000 years.
By Jen Viegas
Earth & Conservation
By Jen Viegas
New Track and Field Regs. Limiting Women's Hormone Levels Spark Intense Debate
The International Association of Athletics Federations has capped testosterone levels in women athletes, which could impact stars like South Africa’s Caster Semeya.
By Jen Viegas
Earth & Conservation
By Jen Viegas
Brain Reconstructions Suggest Reasons for the Decline of Neanderthals
Computer models show that Neanderthals appear to have had a smaller cerebellum than early Homo sapiens.
By Jen Viegas
Earth & Conservation
By Jen Viegas
First Footprint Evidence of Human Hunting Discovered
The 11,000-year-old fossil prints found in New Mexico's White Sands National Monument show prehistoric humans stalking a giant ground sloth.
By Jen Viegas
Earth & Conservation
By Jen Viegas
Animal Advocates and Academics Seek Personhood Rights for Chimpanzees
The New York State Court of Appeals is grappling with a case in which petitioners take a bold position: Chimpanzees are persons, not things.
By Jen Viegas
Earth & Conservation
By Jen Viegas
Stone Age Cow Underwent Cranial Surgery 5,000 Years Ago
A cow cranium from the Neolithic Era appears to be the first evidence of either a veterinary procedure or a person practicing their human surgical skills on an animal.
By Jen Viegas
Earth & Conservation
By Jen Viegas
Media Representations of Animals Are Distorting Our Perception of Their Extinction Risk
Ubiquitous images of many animals are leading us to believe that some of the world's most endangered species are thriving in the wild.
By Jen Viegas
Archaeology
By Jen Viegas
Discovery of Finger Fossil in Saudi Arabia Revises Story of Early Human Migrations
The oldest Homo sapiens fossil found outside of Africa or the Levant suggests that early human migrations were far more frequent and geographically widespread than previously thought.
By Jen Viegas
Animals
By Jen Viegas
This Extinct Monitor Lizard Had Four Eyes
Four eyes are better than two, or at least that was the case for a monitor lizard that lived close to 50 million years ago.
By Jen Viegas
Animals
By Jen Viegas
Chimp Civil War Observed by Jane Goodall Began With Tensions Between Three Males
The only civil war ever observed in wild chimpanzees was fueled by power, ambition, and jealousy, new research finds.
By Jen Viegas
Animals
By Jen Viegas
Here’s Why Marine Mammals Are Big — But Not Too Big
New research overturns the theory that the ability to float led to large and hefty marine mammals.
By Jen Viegas
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