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

Russian Cosmonaut Sets Record for Total Time in Space

Mosocw — Russian cosmonaut Oleg Kononenko on Sunday set a world record for total time spent in space, surpassing his compatriot Gennady Padalka who logged more than 878 days in orbit, …

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Crane Who Fell for Keeper Dies at 42

WASHINGTON — One of the great interspecies love stories of our time has come to an end. Walnut, a white-naped crane and internet celebrity, has died at age 42. She is …

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Who Freed Flaco? Owl’s Escape From New York Zoo Remains a Mystery

new york — This New York love story begins with a criminal act of sabotage.  Under cover of darkness a year ago Friday, someone breached a waist-high fence and slipped into …

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X Chromosome Linked to Autoimmune Diseases

WASHINGTON — Women are far more likely than men to get autoimmune diseases, when an out-of-whack immune system attacks their own bodies — and new research may finally explain why. It’s …

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US Hurricane Center’s Forecasts to Expand to Include Inland Areas

ST. PETERSBURG, Florida — The “cone of uncertainty” produced by the National Hurricane Center to forecast the location and ferocity of a tropical storm is getting an update this year to …

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Scientists Try to Assess Wars’ Impact on Environment, Climate Change

Countries waging wars are more focused on winning battles than mitigating their environmental impact. But researchers — who say the environmental impact of active conflicts is substantial — are trying …

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NASA’s Tiny Helicopter on Mars Makes Final Flight

A great space success story comes to an end. And SpaceX is at it again with a busy week of launches. VOA’s Arash Arabasadi brings us The Week in Space. …

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Staggering Rise in New Cancer Cases Projected in 2050  

Geneva — New cancer cases are projected to rise by 77% to more than 35 million in 2050 from an estimated 20 million new cases and 9.7 million deaths in 2022, …

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Kenyan Entrepreneur Makes Snacks from Indigenous Grains

Indigenous African grains such as millet and sorghum are known to be nutritious but are not popular with many, especially the Gen Zers who view the grains as food for …

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Third Round of Polio Vaccination Targets High-Risk Counties in Northeastern Kenya

Nairobi — A polio vaccination campaign that was planned for November but postponed due to heavy rains and floods is finally taking place in three high risk counties in the northeastern …

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US Syphilis Cases Rise in 2022; Most in 70 Years

new york — The U.S. syphilis epidemic isn’t abating, with the rate of infectious cases rising 9% in 2022, according to a new federal government report on sexually transmitted diseases in …

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Malawi Launches New COVID-19 Vaccination Campaign Amid Rising Cases

Blantyre, Malawi — The Malawi government and the World Health Organization launched a new COVID-19 vaccination campaign on Monday in 10 of the country’s 29 districts. This is partly in response …

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WHO: Great Progress Made in Eliminating Trans Fat

GENEVA — The World Health Organization says great progress has been made in the global elimination of industrially produced trans fat, with nearly half the world’s population protected against the harmful …

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Avian Flu Outbreaks Roil US Poultry Industry

PETALUMA, Calif. — Last month, Mike Weber got the news every poultry farmer fears: His chickens tested positive for avian flu. Following government rules, Weber’s company, Sunrise Farms, had to slaughter …

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Dominican Women Fight Child Marriage, Teen Pregnancy Amid Abortion Bans

AZUA, Dominican Republic —  It was a busy Saturday morning at Marcia González’s church. A bishop was visiting, and normally she would have been there helping with logistics, but on this …

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Mars Rover Data Confirms Ancient Lake Sediments on Mars 

los angeles — Data gathered by NASA’s Perseverance rover have confirmed the existence of ancient lake sediments deposited by water that once filled a giant basin on Mars called Jezero Crater, …

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AI Helps People With Voice Disorders Speak Clearly and Naturally

Groundbreaking artificial intelligence-assisted technology can help people with voice disorders speak in their natural voice, giving millions a chance to have clearer conversations. VOA’s Julie Taboh reports. Camera: Tina Trinh …

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