Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
By taking on poliovirus, Marguerite Vogt transformed the study of all viruses
She pioneered the field of molecular virology with her meticulous lab work and “green thumb” for tissue culture.
- Archaeology
Stone Age people used bone scrapers to make leather and pelts
African cave finds include remains of skinned creatures and hide scrapers made from animal ribs.
- Humans
Fossils and ancient DNA paint a vibrant picture of human origins
Paleoanthropologists have sketched a rough timeline of how human evolution played out, centering the early action in Africa.
- Animals
Mary Roach’s new book ‘Fuzz’ explores the ‘criminal’ lives of animals
In “Fuzz: When Nature Breaks the Law,” author Mary Roach profiles mugging monkeys, thieving bears and other animal outlaws.
- Life
Infants may laugh like some apes in their first months of life
Laughter seems to change over life’s early months, perhaps influenced by the unconscious feedback parents give when they play with their little ones.
- Earth
This pictogram is one of the oldest known accounts of earthquakes in the Americas
The Telleriano-Remensis, a famous codex written by a pre-Hispanic civilization, describes 12 quakes that rocked the Americas from 1460 to 1542.
- Health & Medicine
How personalized brain organoids could help us demystify disorders
Personalized clusters of brain cells made from people with Rett syndrome had abnormal activity, showing potential for studying how human brains go awry.
- Anthropology
Stone Age humans or their relatives occasionally trekked through a green Arabia
Hominids periodically inhabited ancient Arabia starting around 400,000 years ago when lakes temporarily formed as a result of monsoons, a study finds.
- Psychology
Perspective-changing experiences, good or bad, can lead to richer lives
Happiness or meaning have long been seen as keys to the “good life.” Psychologists have now defined a third good life for people leading rich psychological lives.
- Health & Medicine
These charts show that COVID-19 vaccines are doing their job
COVID-19 shots may not always prevent infections, but for now, they are keeping the vast majority of vaccinated people out of the hospital.
- Science & Society
Gender-affirming care improves mental health for transgender youth
Several state legislatures have taken steps to restrict access to gender-affirming health care for transgender adolescents. That goes against medical guidelines.
- Anthropology
Ancient DNA shows the peopling of Southeast Asian islands was surprisingly complex
Ancient DNA from a hunter-gatherer skeleton points to earlier-than-expected human arrivals on Southeast Asian islands known as Wallacea.
