Which is the longest river in the world, the Nile or the Amazon? The question has fueled a heated debate for years. Now, an expedition into the South American jungle aims to settle it for good.    Using boats run on solar energy and pedal power, an international team of explorers plans to set off in … continue reading -> “New Quest Aims to Settle Debate Over Which River Is Longest – Amazon or Nile”

Muhammad Ali Pate, a Harvard professor who has held top health jobs in Nigeria, has relinquished the top job at the Gavi global vaccine alliance, the organization announced Monday. Pate, a medical doctor trained in internal medicine and infectious disease, was due to assume the helm on August 3, Gavi had announced in February, taking … continue reading -> “Nigerian Doctor Backs Out of Vaccine Alliance Leadership”

According to the U.N., in 2021, Nigeria had the most child deaths caused by pollution-related pneumonia in the world, at nearly 70 thousand. UNICEF says 40 percent of those deaths are a result of breathing air pollution caused by burning solid cooking fuels in the home. Timothy Obiezu has this report from Abuja, Nigeria. …

Researchers from the U.S. National Aeronautics and Space Administration are in Australia carrying out research that will help future missions to Mars. The NASA delegation is looking for the earliest signs of life on Earth that will eventually be compared to rocks brought back from Mars. NASA officials have said that parts of the Pilbara … continue reading -> “Could Australia’s Red Outback Dust Unlock Life on Mars Questions? “

The next big advance in cancer treatment could be a vaccine. After decades of limited success, scientists say research has reached a turning point, with many predicting more vaccines will be out in five years. These aren’t traditional vaccines that prevent disease, but shots to shrink tumors and stop cancer from coming back. Targets for … continue reading -> “The Next Big Advance in Cancer Treatment Could Be a Vaccine”

Forest fires in Canada left Montreal blanketed with smog on Sunday, giving it the worst air quality of any major city in the world, according to a pollution monitor. Quebec province’s most populous city had “unhealthy” air quality according to IQAir, which tracks pollution around the globe, as hundreds of wildfires burned across the country. … continue reading -> “Wildfire Smog Gives Montreal Worst Air Quality of Any Major City, Says Pollution Monitor”

Cocaine demand and supply are booming worldwide, and methamphetamine trafficking is expanding beyond established markets, including in Afghanistan where the drug is now being produced, a United Nations report said Sunday. Coca bush cultivation and total cocaine production were at record highs in 2021, the most recent year for which data is available, and the … continue reading -> “Cocaine Market Booming as Meth Trafficking Spreads, UN Report Says”

When a pharmacist in Iraq told Umm Mohammed her prescription for a skin ailment would cost about $611, she turned to cheaper natural remedies as some of her relatives had done. In an herbal remedy shop, the 34-year-old mother-of-two found a treatment eight times cheaper. “Pharmacies are a disaster at the moment, poor people turn … continue reading -> “Priced Out of Health Care, Some Iraqis Turn to Natural Remedies”

The frantic search for a missing submersible craft in the North Atlantic Ocean came to an end Thursday following news of the craft’s destruction at sea. All five aboard the Titan died as they descended toward the shipwrecked remains of the Titanic. Now investigators want to know why. VOA’s Arash Arabasadi has the latest. …

An elevated train clangs along tracks above Dr. Kwane Stewart as the veterinarian makes his way through a chain link gate to ask a man standing near a parked RV whether he might know of any street pets in need. Michael Evans immediately goes for his 11-month-old pit bull, Bear, his beloved companion living beneath … continue reading -> “‘Street Vet’ Seeks Out California’s Homeless to Care for Their Pets”

When it comes to flying, going green may cost you more. And it’s going to take a while for the strategy to take off.  Sustainability was a hot topic this week at the Paris Air Show, the world’s largest event for the aviation industry, which faces increasing pressure to reduce the climate-changing greenhouse gases that … continue reading -> “Want a Climate-friendly Flight? It’s Going to Take a While and Cost You More”

The Transportation Safety Board of Canada has opened an investigation into the implosion of the Titan, the underwater sea vessel that imploded with five people onboard as it was traveling to the wreckage of the Titanic, the British ocean liner that sank in the North Atlantic in 1912 after striking an iceberg. The submersible vessel … continue reading -> “Canada Opens Investigation Into Submersible Implosion”

Newly declassified intelligence on the origins of the coronavirus pandemic appears to cast doubt on theories that the outbreak that killed millions around the world began at a research laboratory in Wuhan, China. A report issued late Friday by U.S. intelligence agencies and shared with members of Congress said that despite concerns about biosafety measures … continue reading -> “Declassified US Intelligence Answers Few Questions on COVID-19 Origins”

In May, the World Health Organization certified that the countries of Benin and Mali eliminated trachoma as a public health problem, the fifth and sixth African countries to do so. As VOA’s Kane Farabaugh reports, while the Carter Center is celebrating the milestone in Mali, its work in eliminating and eradicating trachoma in Ethiopia, Niger, … continue reading -> “Carter Center Celebrates Elimination of Trachoma in Mali”

The Carter Center was already a decade into its fight against Guinea worm globally when former President Jimmy Carter and his nonprofit took on another neglected tropical disease in the African nation of Mali. “From 1996 to 1998, it was estimated about 85,000 to 90,000 people would go blind from trachoma,” said Kelly Callahan, director … continue reading -> “Carter Center Celebrates Trachoma Elimination Milestone in Mali “

One year ago, the U.S. Supreme Court rescinded a five-decade-old right to abortion, prompting a seismic shift in debates about politics, values, freedom and fairness. Twenty-five million women of childbearing age now live in states where the law makes abortions harder to get than they were before the ruling. Decisions about the law are largely … continue reading -> “A Year After Fall of Roe, 25 Million Women Live in States With Abortion Bans or Tighter Restrictions “

Evidence is growing about the many ways that traveling in the microgravity environment of space tampers with the human body, with new research showing how it dials down the activity of genes in white blood cells crucial to the immune system. A study involving 14 astronauts who spent 4½ to 6½ months aboard the International … continue reading -> “Study Reveals How Immune System of Astronauts Breaks Down”

A panel of advisers to the U.S. Centers for Disease Control and Prevention (CDC) on Wednesday recommended that new vaccines from Pfizer and GSK to prevent severe respiratory syncytial virus (RSV) infections be available to older adults in the U.S. but stopped short of saying all of them should get the shots. In two separate … continue reading -> “US CDC Advisers Recommend RSV Shots Be Available to Older Adults”

In astronomical terms, summer begins Wednesday with the arrival of the summer solstice, which marks the longest day of the year for everyone north of the equator.  This year, the summer solstice falls at exactly 10:57 a.m. EDT, when the sun is directly over the Tropic of Cancer. South of the equator, the same time … continue reading -> “Summer Solstice Has Arrived”

For the first time, U.S. regulators on Wednesday approved the sale of chicken made from animal cells, allowing two California companies to offer “lab-grown” meat to the nation’s restaurant tables and, eventually, supermarket shelves.  The Agriculture Department gave the green light to Upside Foods and Good Meat, firms that had been racing to be the … continue reading -> “US OKs Chicken Made From Cultivated Cells, Nation’s First ‘Lab-Grown’ Meat”