There's a Link Between Air Pollution And Irreversible Vision Loss, Study Reveals
Study finds a link between fine particle air pollution and macular degeneration
Novel Theory Explains Possible Origin of Dinosaur-Killing Chicxulub Impactor
New theory that could explain the origin and journey of the Chicxulub impactor
Scientists Are Trying to Spot New Viruses Before They Cause Pandemics
Scientists want to build a weather system for viruses. It would require a big financial investment, plus buy-in from doctors, hospitals and blood banks.
Keeping schools open without masks or quarantines doubled Swedish teachers' COVID-19 risk
Keeping schools open with only minimal precautions doubled teachers’ risk of being diagnosed with coronavirus
The Colossal Weight of Cities Is Making Them Sink, Even as Sea Levels Are Rising
Cities are slowly sinking under the weight of their own development
Sooty Layers in Stalagmites Record Human Activity in Caves
Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans―and their fires―occupied caves thousands of years ago.
Small 'window of opportunity' for best recovery after stroke
An international study has shown, for the first time, that the capacity of the human brain to recover and rewire itself peaks around two weeks after a stroke and diminishes over time.
COVID-19 infection rates high in pregnant women
This population should be considered at a high risk and be included in Phase 1B vaccination schedules, the authors say.
Potential for New Coronaviruses May Be Greater Than Known
Researchers calculated the likelihood of different viruses recombining in the same animal to make new disease-causing pathogens.
CT scans of Egyptian mummy reveal new details about the death of a pivotal pharaoh
New interpretations based on medical imaging suggest Seqenenre-Taa-II was executed by multiple attackers and embalmers had skillfully concealed some head wounds
Million-year-old mammoth genomes shatter record for oldest ancient DNA
Permafrost-preserved teeth, up to 1.6 million years old, identify a new kind of mammoth in Siberia.
Impervious to cold? A gene helps people to ward off the chills
A mutation that is common in northern Europe is less so in Africa.
Immune system protects children from severe COVID-19
Children are protected from severe COVID-19 because their innate immune system is quick to attack the virus, a new study has found.
Setting hospital prices would save more than increasing competition or price transparency
But price regulations face the greatest political obstacles
Déjà brew? Another shot for lovers of coffee
Long black, espresso, or latte, whatever your coffee preference, drink too much and you could be in hot water, especially when it comes to heart health.
Fuel for earliest life forms: Organic molecules found in 3.5 billion-year-old rocks
Solutions from archaic hydrothermal vents contained essential components that formed a basis for the earliest life
A Hitchhiker’s Guide to an Ancient Geomagnetic Disruption
A shift in Earth’s poles 42,000 years ago may have drastically altered the planet’s climate, scientists have found ― and they’re naming the period after the author Douglas Adams.
Lab-grown 'mini-bile ducts' used to repair human livers in regenerative medicine first
First time the technique has been used on human organs
'Classic triad' of symptoms misses positive COVID-19 cases, study finds
Extending the symptoms that trigger a PCR test for COVID-19 could help detect around a third more cases of the disease.
The long-standing myth of sea monsters has a dark explanation
Mythical sea serpents were probably marine animals tangled in fishing gear
Tales From Geriatric Practice: Hard to Swallow
Desperation Leads to Inspiration
Asthmatics no higher risk dying from COVID, review of studies on 587,000 people shows
Review of 57 studies shows people with asthma had a 14% lower risk of getting COVID-19 and were significantly less likely to be hospitalized with the virus
Study reveals how a longevity gene protects brain stem cells from stress
A gene linked to unusually long lifespans in humans protects brain stem cells from the harmful effects of stress, according to a new study by Weill Cornell Medicine investigators.
How to Spot a Fake N95
Recognizing phony N95s can be easy using a few simple steps
Pfizer vaccine doesn’t need ultra-cold storage after all, company says
The pharma giant and partner BioNTech have asked FDA to revise the vaccine's label.
FDA: COVID-19 Not Transmitted by Food or Packaging
There is no evidence you can catch coronavirus through food or food packaging, the FDA and other government agencies said Thursday.
Why a dazed deer in Tennessee had hair growing from its eyeballs
A whitetail deer was found stumbling through the streets of Farragut, Tennessee, with thick hair growing out of both of its eyeballs.
Fujifilm to restart clinical trial of Avigan to treat COVID-19: report
Fujifilm Holdings Corp will restart a clinical trial in Japan of its antiviral drug Avigan for the treatment of COVID-19, the Nikkei newspaper reported on Sunday.
Studies Suggest People Who Had Covid-19 Should Get Single Vaccine Dose
New studies show that one shot of a vaccine can greatly amplify antibody levels in those who have recovered from the coronavirus.