Science & Technology

FILE - In this Tuesday, Sept. 9, 2014, file photo, the iPhone 6 plus, left, and iPhone 6 are displayed, in Cupertino, Calif.

How to Safeguard Your Mobile Privacy

As the digital world becomes more mobile, so too do concerns about eroding privacy and increased hacking More

Anne Stausboll (R), chief executive of CalPERS in conversation with Gina McCarthy at Ceres' 12th annual conference in San Francisco. (Photo: Courtesy Rob Scheid)

Environmental Group Helps Big Companies to Change Practices

After the spill and clean up cost Exxon Mobil more than $4.3 billion, Ceres decided to speak a language the corporate world would understand: environmentalism can translate to profits More

Video Cambodian Underwater Mine Team Finds Success

Elite crew, trained with US support, recovers and defuses bomb in Mekong River on its first mission More

File - A mobile phone simulating a call sits next to a tablet computer showing the logo of the United Staes' National Security Agency (NSA) in this multiple exposure picture illustration.

US Lawmakers Scramble to Avoid Lapse in Domestic Surveillance

Unless Congress acts, NSA will cease collecting Americans’ phone records June 1 - expiration date of Patriot Act passed after 9/11 More

Video Mind-Controlled Prosthetics Are Getting Closer

An amputee in Iceland is literally bringing us one step toward that goal More


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Scientists Testing Space Propulsion by Lighti
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George Putic
May 24, 2015 1:13 PM
Can the sun - the heart of our solar system - power a spacecraft to the edge of our solar system? The answer may come from a just-launched small satellite designed to test the efficiency of solar sail propulsion. Once deployed, its large sail will catch the so-called solar wind and slowly reach what scientists hope to be substantial speed. VOA’s George Putic reports.
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Video Scientists Testing Space Propulsion by Light

Can the sun - the heart of our solar system - power a spacecraft to the edge of our solar system? The answer may come from a just-launched small satellite designed to test the efficiency of solar sail propulsion. Once deployed, its large sail will catch the so-called solar wind and slowly reach what scientists hope to be substantial speed. VOA’s George Putic reports.
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Video Cambodian Underwater Mine Team Finds Success

In Cambodia, an elite dive team – trained with U.S. support – has successfully completed its first mission to clear unexploded ordnance from waterways. On Thursday, divers recovered and defused a U.S.-made aircraft bomb dropped more than four decades ago during the country’s civil war. Robert Carmichael reports for VOA from Kandal province.
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Video Mind-Controlled Prosthetics Are Getting Closer

Scientists and engineers are making substantial advances towards the ultimate goal in prosthetics – creation of limbs that can be controlled by the wearer’s mind. Thanks to sophisticated sensors capable of picking up the brain’s signals, an amputee in Iceland is literally bringing us one step closer to that goal. VOA’s George Putic reports.
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Video How to Clone a Mammoth: The Science of De-Extinction

An international team of scientists has sequenced the complete genome of the woolly mammoth. Led by the Swedish Museum of Natural History in Stockholm, the work opens the door to recreate the huge herbivore, which last roamed the Earth 4,000 years ago. VOA’s Rosanne Skirble considers the science of de-extinction and its place on the planet
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Video Big Antarctica Ice Shelf Is Disintegrating, NASA Says

A huge section of Antarctica’s ice shelf is rapidly thawing, according to a new study by the U.S. National Aeronautics and Space Administration. Scientists say the loss of ice from polar caps is slowly but steadily raising the level of the Earth’s oceans. VOA’s George Putic has details.
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Video Scientists Say We Need Softer Robots

Today’s robots are mostly hard, rigid machines, with sharp edges and forceful movements. But a group of researchers at Carnegie Mellon University says robots, especially those that interact with people, should be softer and therefore safer. VOA’s George Putic reports.
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Video New Military Technology Goes Public

The Pentagon has showcased some of the military's newest technology in its first ever Defense Department Lab Day. Our Pentagon correspondent Carla Babb was there to see the inventors show off the latest gadgets.
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Video Amazon Gets Patent for Drone Deliveries

Amazon.com - the largest U.S.-based online retailer - has received a patent for its planned delivery system - getting merchandise to customers by flying drones. In March, federal regulators gave their approval for Amazon to begin testing the new technology. But as VOA’s George Putic reports, the new service is still some time off.
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Video Low CO2 Footprint Houses

For a long time, researchers have been trying to use agricultural byproducts to build affordable and marketable homes with a low CO2 footprint. Recently, developers in Britain have started offering houses made with bales of straw, while houses constructed with hemp may soon follow. VOA’s George Putic has more.
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Video Report: Proper Forest Management a Key to Feeding Planet

The world population is expected to reach 9 billion by 2050. By that time, the demand for food will double. According to a new report, the world's forests, if managed properly, could provide some help in reducing hunger and improving nutrition. VOA’s Rosanne Skirble reports.

More Science & Technology News

Video How to Clone a Mammoth: Science of De-Extinction

International team of scientists sequences complete genome of woolly mammoth
More

Surveillance Dispute Prompts Rare Spectacle at US Senate

Rand Paul, who is also Republican candidate for president in 2016, is outspoken critic of National Security Agency’s bulk collection of Americans’ telephone records
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Video NASA: Big Antarctica Ice Shelf Is Disintegrating

US space agency’s new study indicates Larsen B shelf could break up in just a few years
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US Charges 6 Chinese With Economic Espionage

Defendants are accused of stealing computer source code and processes, design layouts and other documents from US technology companies
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Multimedia @POTUS Tweets, 1.6 Million Follow

Launching first personal Twitter account after more than six years in office, President Barack Obama breaks new ground on social media
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Feds Propose Multi-pronged Plan to Reverse Decline in Bees

Federal government hopes to reverse America's declining honeybee populations by making more federal land bee-friendly, and considering the use of less pesticides
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Agriculture, Sedentary Lifestyle Led Shift to Lighter Human Bones

Walking, running and lifting to get food put bones under stress, causes them to grow stronger.
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