2,413 results
- Paleontology
The last woolly mammoths offer new clues to why the species went extinct
The last population of woolly mammoths did not go extinct 4,000 years ago from inbreeding, a new analysis shows.
- Health & Medicine
Malaria parasites can evade rapid tests, threatening eradication goals
Genetic mutations are making Plasmodium falciparum, parasites that cause malaria, invisible to rapid tests. New, more sensitive tests could help.
- Health & Medicine
A protein found in sweat may protect people from Lyme disease
The protein stopped Borrelia burgdorferi, a bacterium that is transmitted by ticks, from growing in dishes or infecting mice.
- Microbes
Bird flu viruses may pack tools that help them infect human cells
Bringing along their own ANP32 proteins may give avian flu viruses a jump-start on copying themselves to adapt to and infect humans and other animals.
- Health & Medicine
Human body lice could harbor the plague and spread it through biting
Rats and fleas previously got all the blame, but humans’ own parasites could be involved.
- Health & Medicine
Irregular bone marrow cells may increase heart disease risk
Over time, bone marrow stem cells develop key genetic errors and pass them on to immune cells. This may increase the risk of developing heart disease.
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- Life
The largest known genome belongs to a tiny fern
Though 'Tmesipteris oblanceolata' is just 15 centimeters long, its genome dwarfs humans’ by more than 50 times.
- Neuroscience
A rare mutation helped one man stave off Alzheimer’s for decades
The brain of a Colombian man with an inherited form of Alzheimer’s may hint at ways to halt or slow the progression of the disease.
- Health & Medicine
How to stay healthy during the COVID-19 summertime surge
Infections peak in the summer and winter. Up-to-date vaccinations, testing and masking can slow the spread.
- Health & Medicine
Genetic analyses of the bird flu virus unveil its evolution and potential
The H5N1 outbreak in cattle is giving flashbacks to the COVID pandemic. But this time is different.
- Genetics
Here’s why some pigeons do backflips
Meet the scientist homing in on the genes involved in making parlor roller pigeons do backward somersaults.
