10,000+ results
- Animals
Invasive yellow crazy ants create male ‘chimeras’ to reproduce
Yellow crazy ants are first known species where chimerism is required in males: Each of their cells holds DNA from just one of two genetic lineages.
- Paleontology
A rare 3-D tree fossil may be the earliest glimpse at a forest understory
The 350-million-year-old tree, which was wider than it was tall thanks to a mop-top crown of 3-meter-long leaves, would look at home in a Dr. Seuss book.
- Tech
Deblina Sarkar is building microscopic machines to enter our brains
The ultratiny devices can communicate wirelessly from inside living cells and may one day help cure brain diseases.
- Health & Medicine
A gene editing technique shows promise for lowering LDL cholesterol
In a trial of 10 people with familial hypercholesterolemia, a genetic medicine reduced levels of LDL cholesterol in the blood by up to 55 percent.
- Health & Medicine
The teen brain is especially susceptible to the harms of THC
Marijuana that’s higher in THC and concentrated cannabis products may pose even higher risks of addiction and psychosis.
- Neuroscience
A new device let a man sense temperature with his prosthetic hand
A device that can be integrated into prosthetic hands capitalizes on phantom sensations to enable users to sense hot and cold.
- 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.
- Life
A gene therapy shot might keep cats from getting pregnant without being spayed
Even after mating with fertile males, females given the cat contraceptive, which targets an ovulation-preventing hormone, did not get pregnant.
- Health & Medicine
Bird flu can infect cats. What does that mean for their people?
Pet owners can take precautions to avoid H5N1, such as keeping cats indoors and making sure they don’t eat raw meat or milk.
- Chemistry
Here’s how tardigrades go into suspended animation
A new study offers more clues about the role of oxidation in signaling transitions between alive and mostly dead in tardigrades.
- Neuroscience
How meningitis-causing bacteria invade the brain
Microbes behind bacterial meningitis hijack pain-sensing nerve cells in the brain’s outer layers, disabling a key immune response, a mouse study shows.
- Neuroscience
Handwriting may boost brain connections more than typing does
Students asked to write words showed greater connectivity across the brain than when they typed them, suggesting writing may be a better boost for memory.
