Some public health experts have predicted that COVID will become an endemic disease over time.
Researchers said the study's findings could be helpful for addressing mask shortages during future epidemics.
The drug significantly reduces the risk of sexual transmission of HIV with as few as six injections per year.
Epidemiologist Dr. Wu Lien-teh was tasked with controlling an outbreak of plague in Manchuria in 1910.
"It's a huge concern to see the resurgence of Ebola in Guinea, a country which has already suffered so much from the disease," said WHO Regional Director for Africa, Dr Matshidiso Moeti.
December 24, 2020 was declared "Anthony S. Fauci Day" by Washington D.C. Mayor Muriel Bowser, in honor of the immunologist.
Africa and the world contained Ebola. But without similar international support Africa will lose the fight against coronavirus, pandemic and COVID-19 will remain a global threat. We will all be losers.
Millions of civilians living in conflict-scarred nations face being pushed to the brink of starvation," said the executive director of the World Food Programme.
Researchers have developed specialized proteins that may combat the excessive immune response, known as "cytokine storms," in some severe coronavirus cases.
The bereavement unit is located in a former parking garage converted into an intensive care unit for COVID-19 patients,
"People were routinely exposed to bats through guano harvesting, religious practices, and ecotourism," the authors wrote in the study.
A Phase II clinical trial has begun investigating the drug in patients with mild-to-moderate forms of the disease.
This could potentially indicate that the number of confirmed cases in the area served by the wastewater facility in the study are a "significant" underestimate.
Residents of the city of Jalandhar in Punjab have been posting images on social media showing the snow-capped peaks of the the Dhauladhar mountain range.
"We want to deploy our resources and competences to contribute to the fight against the COVID-19 pandemic," CERN Director-General Fabiola Gianotti said.
"Long-term exposure to air pollution increases vulnerability to experiencing the most severe COVID-19 outcomes," a team of Harvard scientists wrote.
"We've seen a significant increase in the amount of forwarding which users have told us can feel overwhelming and can contribute to the spread of misinformation," WhatsApp said.
"These ongoing and cruel persecutions of marine mammals are increasingly out of step with modern scientific thinking," said Mark Simmonds from Humane Society International.
"I wouldn't be shocked to see a five percent or more drop in carbon dioxide emissions this year," researcher Rob Jackson said.
"This ban also responds to the demand and spirit of human civilization," a spokesperson for the Shenzhen government said.
This type of test is currently the most effective way to determine whether or not someone is infected with COVID-19.
"We are going in the right direction and we must not change our strategy in the least. The return to normality will be a gradual process," said top Italian health official Franco Locatelli.
"People are panic-buying chickens like they did toilet paper," said Tom Watkins, the vice president of Murray McMurray Hatchery in Iowa.
Robots have always been used to take on dull, dirty, and dangerous jobs, and this pandemic requires these kinds of jobs are done all over the world," researcher Bradley Nelson said.
"Air pollution levels as observed by satellite are showing drastic improvements in many areas that have been undergoing restrictive quarantines," researcher Peter DeCarlo told Newsweek.
"We realize there will be impacts to NASA missions, but we understand that our top priority is the health and safety of the NASA workforce," said the space agency's administrator, Jim Bridenstine.
"The explosion of COVID-19 cases in China was largely driven by individuals with mild, limited, or no symptoms who went undetected," said researcher Jeffrey Shaman.
Commonly reported symptoms for patients with COVID-19 include mild to severe respiratory illness, fever, coughing and difficulty breathing.