Questions Raised About How an Ancient Hominin Moved
Questions Raised About How an Ancient Hominin Moved
A new analysis of the hand of the 4.4-million-year-old partial skeleton of Ardipithecus ramidus indicates that the human ancestor may have climbed and swung through trees like chimpanzees do.
Questions Raised About How an Ancient Hominin Moved
Questions Raised About How an Ancient Hominin Moved

A new analysis of the hand of the 4.4-million-year-old partial skeleton of Ardipithecus ramidus indicates that the human ancestor may have climbed and swung through trees like chimpanzees do.

A new analysis of the hand of the 4.4-million-year-old partial skeleton of Ardipithecus ramidus indicates that the human ancestor may have climbed and swung through trees like chimpanzees do.

human
Organoids Repair Bile Ducts
Organoids Repair Bile Ducts
Abby Olena | Feb 18, 2021
Researchers determined that when introduced into damaged mouse or donated human livers, these lab-grown tissues could integrate into bile ducts and function normally.
Pregnant COVID-19 Patients
Pregnant COVID-19 Patients
The Scientist Staff | Jan 11, 2021
See a news report on a study of expectant mothers with SARS-CoV-2 infections.
Human Fetuses Can Contract SARS-CoV-2, but It’s Rare
Human Fetuses Can Contract SARS-CoV-2, but It’s Rare
Ashley Yeager | Jan 1, 2021
Compared with Zika and cytomegalovirus, the virus that causes COVID-19 appears to have a harder time penetrating the placenta and moving to a woman’s unborn baby.
Y Chromosome from Early Modern Humans Replaced Neanderthal Y
Y Chromosome from Early Modern Humans Replaced Neanderthal Y
Jef Akst | Sep 24, 2020
A selective advantage may have led the modern human Y chromosome to sweep through the Neanderthal population after it was introduced via interbreeding more than 100,000 years ago.
Poor Sleep Linked with Future Amyloid-β Build Up
Poor Sleep Linked with Future Amyloid-β Build Up
Abby Olena | Sep 11, 2020
Accumulation of the protein was more likely to be found in the brains of people who slept less well years earlier, according to a new study.
COVID-19 Is “Very Different” in Young Kids Versus Adults
COVID-19 Is “Very Different” in Young Kids Versus Adults
Abby Olena | Jun 16, 2020
A study of 34 children hospitalized with a coronavirus infection in China reveals that fever and coughing were common, but the type of lesions typically seen in the lungs of adults with COVID-19 were rare.
45,000-Year-Old Human Remains Found in Bulgarian Cave
45,000-Year-Old Human Remains Found in Bulgarian Cave
Jef Akst | May 12, 2020
A tooth and six bone fragments are the oldest confirmed Homo sapiens fossils in Europe.
Image of the Day: Vestibular System
Image of the Day: Vestibular System
Amy Schleunes | Mar 13, 2020
The inner ear cavity proves to be a useful tool for studying the evolutionary relationships among monkeys, apes, and humans.
It Takes Less Than 30 Days to Compost a Human Body
It Takes Less Than 30 Days to Compost a Human Body
Jef Akst | Feb 17, 2020
In a small trial of deceased volunteers, a Seattle-based company called Recompose demonstrates that its method for “natural organic reduction” of a human body completely breaks down soft tissue.