Science

Science and health news. Science is the pursuit of knowledge about the natural world through systematic study and experimentation. It spans various fields such as biology, chemistry, physics, and earth sciences. Scientists observe phenomena, form hypotheses, conduct experiments, and analyze results to understand laws and principles governing the universe. Science has driven technological advancements and our understanding of everything from the tiniest particles to the vastness of space

NASA: New Software Assesses Threats from Asteroids More Accurately

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 …

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Oysters as Ocean’s Friends

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 …

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Xenobots – US Scientists Create Tiny Living Robots That Can Reproduce

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 …

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COVID-19 Disruptions Linked to Rise in Malaria Infections, Deaths

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 …

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Stuck Jet Stream, La Nina Causing Weird Weather

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, …

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Cameroon Launches Vaccination Campaign to Contain Measles Outbreak

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 …

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Fauci: About Two-Week Wait Before Omicron Threat Is Known

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 …

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Botswana Gets WHO Award for Mother-to-Child HIV Prevention Milestone

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 …

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New Zealand Introduces New COVID-19 Management System

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 …

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Multiple Cases of Omicron Variant Detected In New York City

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 …

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Omicron and Vaccines: What You Should Know

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 …

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NASA Astronauts Conduct Previously Postponed Spacewalk

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 …

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US Seeks Norms for Outer Space After ‘Irresponsible’ Russia Test 

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 …

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Biden Marks 33rd World AIDS Day With New Commitments

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 …

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Biden HIV/AIDS Strategy Calls Racism ‘Public Health Threat’

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 …

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EU Leaders Consider Mandatory Vaccinations to Fight Omicron Variant

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 …

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WHO Works Toward International Pact on Pandemic Prevention 

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 …

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Nigeria Detects First Case of Omicron Variant from October

Nigeria has detected its first case of the omicron coronavirus variant in a sample it collected in October, weeks before South Africa alerted the world about the variant last week, …

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Today’s HIV Patients Have More Treatment Options

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 …

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Space Junk Forces Spacewalk Delay, Too Risky for Astronauts 

NASA called off a spacewalk Tuesday because of menacing space junk that could puncture an astronaut’s suit or damage the International Space Station.  Two U.S. astronauts were set to replace …

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FDA Panel Backs First-of-a-Kind COVID-19 Pill From Merck

A panel of U.S. health advisers on Tuesday narrowly backed a closely watched COVID-19 pill from Merck, setting the stage for a likely authorization of the first drug that Americans …

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1st French Omicron Case on Indian Ocean Island of Reunion

Japan and France confirmed their first cases of the new variant of the coronavirus on Tuesday as countries around the world scrambled to close their doors or find ways to …

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