Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Sleeping sickness is nearing elimination. An experimental drug could help
Clinical trials of acoziborole are under way in sub-Saharan Africa, where sleeping sickness is endemic.
- Health & Medicine
U.S. cases of a deadly fungus nearly doubled in recent years
Though numbers are still small, clinical cases of Candida auris in the jumped 95 percent from 2020 to 2021, a CDC survey finds.
- Health & Medicine
Maternal deaths in the U.S. keep climbing
New U.S. data show that as maternal deaths rise, a large gap between the maternal mortality rate of Black women compared with white women persists.
- Genetics
Why experts recommend ditching racial labels in genetic studies
Racial labels don’t explain biological and genetic diversity but do cause stigma. They belong “in the dustbin of history,” a panel of experts says.
- Neuroscience
In mice, anxiety isn’t all in the head. It can start in the heart
Scientists used optogenetics to raise the heartbeat of a mouse, making it anxious. The finding could offer a new angle for studying anxiety disorders.
- Anthropology
Two scientists’ trek showed how people of Chaco Canyon may have hauled logs
By carrying a log with the aid of head straps called tumplines, the duo demoed how people may have hauled timbers to Chaco about 1,000 years ago.
- Archaeology
Some monkeys accidentally make stone flakes that resemble ancient hominid tools
A study of Thailand macaques raises questions about whether some Stone Age cutting tools were products of planning or chance.
- Health & Medicine
My mammogram revealed I have dense breasts. What does that mean?
Nearly half of U.S. women have dense breasts. A new FDA rule makes notification of breast density national. Here’s the scoop on why.
- Health & Medicine
An antibody injection could one day help people with endometriosis
An injectable antibody treatment that reduced signs of endometriosis in monkeys is now being tested in a Phase 1 clinical trial in people.
- Health & Medicine
Bird flu can jump to mammals. Should we worry?
Reports of bears and sea lions infected with H5N1 have sparked fears about the pandemic potential of bird flu. Experts are keeping a close eye on its spread.
- Archaeology
The Yamnaya may have been the world’s earliest known horseback riders
5,000-year-old Yamnaya skeletons show physical signs of horseback riding, hinting that they may be the earliest known humans to do so.
- Particle Physics
Muons unveiled new details about a void in Egypt’s Great Pyramid
The subatomic particles revealed the dimensions of the void, discovered in 2016, and helped researchers know where to stick a camera inside.
