Year: 2021

As South Africa struggles with a new surge of COVID-19 infections due to the omicron variant of the coronavirus, a new study suggests omicron could be less severe than other forms of the virus. The New York Times reports doctors at the Steve Biko Academic…

More than 5 million people worldwide have had their lives cut short by COVID-19, and the number keeps rising as many countries experience another wave of transmission.  The best defense against this disease is a vaccine, experts say.    Since the outbreak was first reported in 2019, the best scientists all…

More than 5 million people worldwide have had their lives cut short by COVID-19, and the number keeps rising. The best defense against this virus is a vaccine. VOA's Carol Pearson explains one approach in making a vaccine that's been effective against polio, measles, Ebola…

Three 2021 Nobel Prize laureates said Monday that climate change is the biggest threat facing the world — yet they remain optimistic — as this year's winners began receiving their awards at scaled-down local ceremonies adapted for pandemic times.  For a second year, COVID-19 has…

The Jet Propulsion Laboratory (JPL) of the U.S. space agency, NASA, says it has new software that will allow its Center for Near Earth Object Studies (CNEOS) to better assess potential threats posed by asteroids that can come close to Earth.  In a press release…

Rick Levin is trying to keep the waters of Chesapeake Bay clean by building oyster reefs. VOA's Zdenko Novacki visits him in Pasadena, Maryland, to learn how oysters filter water and about the benefits of oyster reefs for the environment and other marine life.  Camera: Philip Alexiou, Zdenko Novacki  Produced by: Zdenko Novacki ...

In early 2020, a team of scientists from the University of Vermont, Tufts University and Harvard University took stem cells from African clawed frog embryos and turned them into tiny living robots. As if that isn’t amazing enough, then something unexpected happened. Maxim Moskalkov has…

The World Health Organization reports a significant rise in malaria cases and deaths in 2020 due to COVID-19 disruptions in malaria services. Over the past two decades, global malaria death rates have been cut in half, saving the lives of 10.6 million people. New data…

One of the scientists behind the Oxford-AstraZeneca COVID-19 vaccine is warning that the next pandemic may be more contagious and more lethal unless more money is devoted to research and preparations to fight emerging viral threats. In excerpts released before a speech Monday, Professor Sarah…

America's winter wonderland is starting out this season as anything but traditional.  The calendar says December, but for much of the country, temperatures beckon for sandals. Umbrellas, if not arks, are needed in the Pacific Northwest, while snow shovels are gathering cobwebs in the Rockies. …

Cameroon has begun a measles vaccination drive on its northern border with Nigeria after several dozen children were found with the infection at a demobilization center. Cameroon says most of those infected are children of former fighters fleeing Boko Haram terrorism. A mother comforts her…

The World Health Organization has recognized Botswana for its efforts to prevent the transmission of HIV from expectant mothers to unborn children. Officials say no children born to HIV-positive mothers this year had the virus. WHO awarded Botswana the ‘silver tier’ status this week; The silver tier certification is given to countries that have lowered…

White House Chief Medical Adviser Anthony Fauci said Friday it should be about two weeks before scientists fully understand how transmissible and severe the omicron variant of the coronavirus that causes COVID-19 truly is, and until then, people need to get vaccinations and booster shots. …

New Zealand will adopt what is being called a “traffic light” system to curb the spread of COVID-19 and limit the use of lockdowns. New Zealand’s planned traffic light system has red, amber and green categories, and gives more freedoms to the fully vaccinated. The…

Multiple cases of the omicron coronavirus variant have been detected in New York, health officials said Thursday, including a man who attended an anime convention in Manhattan in late November and tested positive for the variant when he returned home to Minnesota. In addition to…

Omicron is unlikely to have completely outsmarted the vaccines, experts say, even with its unusual array of mutations.  There are a lot of unknowns, but they expect that the shots will still do what they do best: Keep people out of the hospital and out…

Two astronauts with the U.S. space agency, NASA, left the International Space Station (ISS) Thursday to conduct a spacewalk to replace a broken antenna system, two days after the walk was postponed over concerns about space debris. NASA astronauts Thomas Marshburn and Kayla Barron stepped…

U.S. Vice President Kamala Harris on Wednesday criticized an "irresponsible" Russian test that endangered the International Space Station with debris, and the Biden administration laid out a new strategy for responsible use of space.  Harris convened the inaugural meeting of the National Space Council and…

Marking the 33rd annual World AIDS Day on Wednesday, the Biden administration announced it would ramp up its domestic and international efforts to fight the HIV virus, which has killed 36 million people worldwide in four decades. President Joe Biden also released Wednesday the domestic-focused…

The Biden administration in its new HIV/AIDS strategy calls racism "a public health threat" that must be fully recognized as the world looks to end the epidemic. The strategy released Wednesday on the annual commemoration of World AIDS Day is meant to serve as a…

European Union leaders said Wednesday they are considering a number of public health options, including vaccine mandates, to address the growing threat posed by the omicron variant of the virus that causes COVID-19.  Speaking to reporters in Brussels, European Commission President Ursula von der Leyen…

The World Health Organization (WHO) Wednesday began a lengthy process to develop an international agreement on the prevention and control of future pandemics. The WHO’s World Health Assembly – the organization's decision-making body – approved the effort at the end of a rare, three-day special…

On December 1, many mark World AIDS Day to show support for those living with HIV and to commemorate those who have died from an AIDS-related illness. Treatments have come a long way for those infected with HIV, but a cure is still elusive. VOA’s…