August 29, 2015 14:36 UTC

Science & Technology

'Catch Shares' Aim for Sustainable Fishing

Many communities worldwide depend on the ocean for their livelihoods. Now, they are struggling to manage resources. A growing number are adopting programs called "catch shares." These programs try to make fishing more, sustainable but critics say they put many fishermen out of business. More

Audio Book Pages Could Provide Safe Drinking Water

The expression "a thirst for knowledge" may soon have a new meaning for millions of people who have no way to get clean water. Researchers have developed a book with specially treated pages that can make water safe to drink.

Video Scientists Work to Understand Earth's Magnetic Field

Most of us rarely think about the earth's magnetic field. We might know that it helps guide birds as they travel and keeps our compasses pointing north. But, the magnetic field is much more. It is one of the main components that make life on the planet possible.

Video Honeybees Are Disappearing, No One Knows Why

Entomologists -- scientists who study insects -- are working with other scientists to learn why bee colonies are dying in the United States. They call the problem “colony collapse disorder.” Bees play a role in a third of our food. People are volunteering to help these important insects survive.

Audio Making Noise, Studying the Quiet

Researchers want to know how humans and animals are affected by noise pollution. They have already learned that car noise causes migratory birds to flee and fail to gain weight. They have found that noise lessened the ability of the birdwatchers to identify recorded bird sounds.

Audio Scientists Test Ways to Save Rhinos

The African rhino is a endangered species. One of its kind, the northern white rhino is on the brink of extinction in the wild. Only four remain. Ol Pejeta Conservancy is home to three of the world’s last rhino. Scientists are using two different experiments to try to save them.

Video US Company Developing Space-Based Plane Tracking

Experts say ground-based radar is unable to track about 70% of aircraft flights. This is one reason Malaysia Airways Flight 370 plane has not been found. Now, there are plans to deploy aircraft tracking satellites into space so that no plane will ever be "lost" again.

Video Futuristic Transport System Moves Closer to Reality

In the United States, a company is working on a project that could change the way we think about public transportation. Its planned system would move people around in steel tubes. Those passengers would be travelling at speeds of up to 1,200 kilometers per hour.

Audio Study Finds 182 Tigers Left in World’s Biggest Natural Habitat

A tiger population count in 2004 found 440 tigers in the Bangladeshi part of the Sundarbans forest, the world’s largest mangrove forest. The new census found that only about 100 tigers are left in the Sundarbans forest of Bangladesh.

Audio Digital Solution Helps Shield Online Activists

The National Democratic Institute, a non-profit group, says a “live” operating system calls “Tails” is helping pro-democracy activists and others hide their online communications and activities from hostile governments. “Tails” is an acronym for The Amnesic Incognito Live System.

Video Simulation Helps Control, Manage Traffic

Controlling traffic is a complex and high cost problem in many developed countries. It becomes more difficult and costly with the ever-increasing number of cars on the roads. But scientists and students at CATT at the University of Maryland are working to solve that problem.

Video Solar Activity Can Affect Communication, Power on Earth

Scientists who study the sun watch for sunspots -- violent storms that can affect communications, navigation systems and even electric power stations on Earth. Sunspots are a product of huge electromagnetic storms on the sun. Scientists can observe them eight minutes after they happen.

Video Changing Arctic Conditions Threaten Polar Bears

Researchers, following the animals on the Arctic, discovered sea ice is melting faster than predicted, making it harder for polar bears to survive. They are calling on nations to reduce greenhouse gases. If that does not happen, polar bears could one day disappear from our planet.

Audio Dinosaur Death Leads to Rise of Fish

Tens of millions of years ago, an asteroid hit what is now the Yucatan Peninsula of Mexico. The event led to a global mass extinction that has been linked to the end of the dinosaurs. New examination of fossils from sediment shows what that great disaster led to: a modern age of fish.

Audio Why Do Mosquitoes Choose to Bite You?

Mosquitoes need blood to survive and their favorite target is humans. They are completely driven by smell. How do they find their victims and why do they prefer some people more than others? New research now shows how mosquitoes choose who to bite.

Audio Experts: Let Produce Dry Out to Avoid Bacteria

American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall increases food safety. They say it also may be enough to protect people from food borne illnesses.

Audio More Than 5 Million Cyber Attacks in Kenya

Kenya’s Ministry of Information and Communication says the country had 31 million mobile device subscribers in 2013, while 13 million others used the Internet. Cyber-attacks is estimated to cost the world economy more than $500 a year.

Video Bladeless Wind Generator Safe for Birds

Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats that fly near the wind turbines. But a new type of wind generator may offer an answer to that problem.

Video Warning System Keeps Swimmers Out of Polluted Water

The dry conditions in California are good for people who like to swim in the Pacific Ocean. Researchers are using computer models to predict the quality of ocean water. It now takes 18 to 24 hours for a lab to test the water; public health experts say that amount of time can and should be reduced.

Video Fish Use Whole Bodies When They Eat

Fish are animals that live in the water. They are also vertebrates – animals that have a backbone and a spine. Have you ever wonder how vertebrates eat food? Now researchers at Brown University have x-ray video that shown the action and why vertebrates use its whole body to eat.

Learn with The News

  • Audio Is China’s Economic Information Correct?

    An American expert on China says the Chinese government is not influencing information about the country’s economic growth. He believes that the economy is changing quickly. And he says the ways of measuring new economic activity is unable to keep up with the changes. More

  • Audio Ten Years after Katrina, New Orleans Is a Different City

    On the anniversary of storm, President Obama and other officials recognize efforts to remake a city famous for its culture and music. More

  • Video Volunteers Change Lives, Build Community

    A non-profit group called Thread helps high school students find a job, wash their clothes, complete school and more. The relationships between its volunteers and the students are designed to last at least 10 years. | As It Is More

  • Audio China's Slowing Economy Affects Markets Worldwide

    China’s stock market has dropped by more than 40 percent since June. Signs of a slowing economy in China have had effects on other stock markets and raised questions of whether measure to increase growth are enough. More

  • Audio 50 Migrants Found Dead in a Truck in Austria

    The discovery of up to 50 dead refugees in Austria came on the same day as a European migrant crisis meeting in Vienna. Also in the news, President Barack Obama visits New Orleans ahead of the city's 10-year anniversary of Hurricane Katrina; China's stock markets recover after 5 days of losses. More

Featured Stories

  • Audio Betty Azar, 'Rock Star' of English Grammar

    It all started with a question from a student. The year was 1965. Betty Azar was teaching her first English as a Second Language class at the University of Iowa. A student from the Middle East asked Ms. Azar, “Why can’t I put a in front of water?’ As in ‘I drank a water.’” More

  • Audio Millions with Mental Illness Get Little or No Treatment

    The World Health Organization reports that hundreds of millions of people worldwide have a mental disorder. However, the WHO adds that most get little or no treatment. Learn the vocabulary needed to talk about this important study. More

  • Hoarding

    Video Could Organizing Your Home Change Your Life?

    A new movement in the United States is all about clearing away unnecessary things in your life. A Japanese cleaning expert on clutter is now the hot topic on playgrounds, at work and parties. But can cleaning out clutter really help you succeed at your job or lose weight? Read on to learn more. More

  • Video More Latin for Your English!

    In part two of our series on Latin’s influence on American English, we learn more Latin words and phrases. From popular movies to rock songs, Latin is used very frequently in American English. More

  • Audio Everyday Grammar: We Suggest That You Learn the Subjunctive

    How can we be polite and stress urgency at the same time? The subjunctive offers speakers a polite and diplomatic way to give a command or express that something is very important. Learn how to use it in noun clauses from the Everyday Grammar experts. More

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