Health & Medicine
- Health & Medicine
A new technology uses human teardrops to spot disease
A proof-of-concept technique to analyze microscopic particles in tears could give scientists a new way to detect eye disease and other disorders.
- Health & Medicine
Here are experts’ answers to questions about COVID-19 vaccines for little kids
Pediatricians recommend that parents vaccinate their kids, toddlers and babies against COVID-19 to protect them from coronavirus infection.
- Health & Medicine
Two pig hearts were successfully transplanted into brain-dead people
The transplants kept the patients’ blood flowing for three days and are an early step in figuring out if the procedure might work in living people.
- Science & Society
‘Virology’ ponders society’s relationship with viruses
In a collection of wide-ranging essays, microbiologist Joseph Osmundson reflects on the COVID-19 pandemic and calls for “a new rhetoric of care.”
- 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.
- Health & Medicine
College COVID-19 testing can reduce coronavirus deaths in local communities
Counties with colleges that did COVID-19 testing fared better against the coronavirus in fall 2020 than towns with colleges that did not test.
- Health & Medicine
How scientists are shifting their search for links between diet and dementia
Studies of food’s impact on Alzheimer’s disease and dementia are hampered by complexity. Scientists hope new research approaches prove more fruitful.
- Health & Medicine
This soft, electronic ‘nerve cooler’ could be a new way to relieve pain
A tiny electronic device implanted in the body generates targeted pain relief by cooling off nerves, experiments in rats suggest.
- Space
Six months in space leads to a decade’s worth of long-term bone loss
Even after a year of recovery in Earth’s gravity, astronauts who’d been in space six months or more still had bone loss equal to a decade of aging.
- Health & Medicine
New COVID-19 boosters could contain bits of the omicron variant
The omicron variant is different enough from the original version to require an update to COVID-19 vaccines, experts say.
- Tech
A neck patch for athletes could help detect concussions early
The small sensor is sleeker and cheaper than other devices used to monitor neck strain in athletes.
- Health & Medicine
Here’s what we know right now about getting COVID-19 again
Repeat coronavirus infections may be on the rise as the omicron variant continues to spread. Scientists are still trying to nail down the risks.
