5,051 results
- Health & Medicine
Scientists grow humanized kidneys in pig embryos
The work represents an important advance in the methods needed to grow humanized kidneys, hearts, and pancreases in animals.
- Health & Medicine
Scientists may have found an antidote for death cap mushrooms
A dye countered the effects of a mushroom toxin in human cells and mice. If the antidote does the same in people, it has potential to save lives.
- Animals
A natural gene drive could steer invasive rodents on islands to extinction
A few genetic tweaks to a readily passed-on chunk of DNA could sterilize a mouse population, eliminating them in as little as 25 years.
- Health & Medicine
Brain tissue may be fuel for marathon runners
Myelin, fatty tissue that insulates nerve cells in the brain, may be a renewable energy source for marathon runners and other endurance athletes.
- 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.
- Animals
In a first, genetically modified silkworms produced pure spider silk
An effort to engineer silkworms to produce spider silk brings us closer than ever to exploiting the extraordinary properties of this arachnid fiber.
- Animals
Hibernating bears don’t get blood clots. Now scientists know why
People who sit still for hours have an increased risk of blood clots, but hibernating bears and people with long-term immobility don’t. A key clotting protein appears to be the reason why.
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- Health & Medicine
Psychedelics may improve mental health by getting inside nerve cells
Psychedelics can get inside neurons, causing them to grow. This might underlie the drugs’ potential in combatting mental health disorders.
- Chemistry
The development of quantum dots wins the 2023 Nobel prize in chemistry
Moungi Bawendi, Louis Brus and Alexei Ekimov split the prize for their work in creating nanoparticles whose properties depend on their size.
- Health & Medicine
How fingerprints form was a mystery — until now
A theory proposed by British mathematician Alan Turing in the 1950s helps explain how fingerprint patterns such as arches and whorls arise.
- Health & Medicine
The flowery scent of a Zika or dengue infection lures mosquitoes
Mice and humans infected with dengue emit acetophenone, attracting bloodsucking mosquitoes that could then transmit the viruses to new hosts.
