News
- Health & Medicine
A handheld ‘bone printer’ shows promise in animal tests
Demonstrated in rabbits, the 3-D printer might someday print bone grafts directly onto fractures, complete with antibiotics to ease healing.
- Animals
Tug or fetch? Some dogs sort toys by how they are used
Dogs that easily learn the names of toys might also mentally sort them by function, a new example of complex cognitive activity in the canine brain.
- Health & Medicine
A new drug shows promise for hard-to-treat high blood pressure
Results from a large trial suggest baxdrostat could provide a new option for people whose blood pressure remains high despite standard treatment.
- Health & Medicine
COVID-19 is still a threat, but getting a vaccine is harder for many people
Vaccination is still important to ward off the worst of the coronavirus. Three experts discuss the concerns with restricting access.
- Anthropology
The oldest known mummies have been found — in Southeast Asia
Southeast Asian groups mummified bodies over smoky fires before burying them as early as 12,000 years ago, long before Egyptians began making mummies.
- Materials Science
Salt can turn frozen water into a weak power source
Experiments reveal that when slabs of salty ice are strained, electricity is generated, though practical uses are still a long way off.
- Earth
Recycled glass could help fend off coastal erosion
Sand made from recycled glass can be mixed with sediment to make a medium for plants to grow in. That can help with coastal restoration projects.
- Physics
Scientists made a biological quantum bit out of a fluorescent protein
Researchers could use quantum effects to develop new types of medical imaging inside cells themselves.
- Humans
Want to avoid mosquito bites? Step away from the beer
A Dutch music festival turned into a mosquito lab, revealing how beer, weed, sleep and sunscreen affect your bite appeal.
- Animals
Octopus arms are adaptable but some are favored for particular jobs
Octopuses are ambidextrous, a new study finds, but they favor their front arms for investigating surroundings and their back arms for locomotion.
- Paleontology
Crystallized dino eggs provide a peek into the tumultuous Late Cretaceous
Definitively dating the age of a clutch of fossil dinosaur eggs at a famous site in China may let scientists link eggshell features to environmental shifts at the time.
- Physics
A ‘ringing’ black hole matches scientists’ predictions
Gravitational waves emitted after two black holes coalesced agree with theories from physicists Stephen Hawking and Roy Kerr.
