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Free STEM search engine is now mobile
Gooru — a free search engine for learning that brings together science, technology, engineering, and mathematics (STEM) educational materials on the Web — developed the Gooru Collections iPad app to bring thousands of assorted multimedia resources to teachers and students on the go
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Neuroscience study reveals new link between basic math skills and PSAT math success
New research provides brain imaging evidence that students well-versed in very basic single digit arithmetic (5+2=7 or 7-3=4) are better equipped to score higher on the Preliminary Scholastic Aptitude Test (PSAT), an examination sat by millions of students in the United States each year in preparation for college admission tests
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Smartphones turned into secure and versatile keys
It is already possible to open doors using an app — but we are a long way from seeing widespread acceptance of this in the market; now, researchers have developed a piece of software that will make the technology even more secure and versatile
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Political action the biggest swing factor in meeting climate targets: study
The new study examines the probability of keeping average global temperatures from rising more than 2°C above preindustrial levels under varying levels of climate policy stringency, and thus mitigation costs
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Flexible electronics to make night vision more accurate, easier to use
For soldiers and first responders, having accurate, high-resolution imaging capabilities may mean the difference between success and failure; electrical and computer engineers set out to make night vision more accurate and easier for soldiers, pilots, and first responders to use
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Flexible electronics to make night vision more accurate, easier to use
For soldiers and first responders, having accurate, high-resolution imaging capabilities may mean the difference between success and failure; electrical and computer engineers set out to make night vision more accurate and easier for soldiers, pilots, and first responders to use
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The natural relationship between CO2 concentrations and sea level means that sea level will continue to rise
By comparing reconstructions of atmospheric CO2 concentrations and sea level over the past forty million years, researchers have found that greenhouse gas concentrations similar to the present (almost 400 parts per million) were systematically associated with sea levels at least nine meters above current levels
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Less-lethal 12-gauge shotgun round for law enforcement unveiled
Innovative new round flattens, or “pancakes,” across a subject’s body on impact rather than keeping its shape as other rounds do
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Broader background checks, denial criteria may help prevent mass-shooting catastrophes
Garen Wintemute, a leading authority on gun violence prevention and an emergency medicine physician at the University of California, Davis, believes broader criteria for background checks and denials on gun purchases can help prevent future firearm violence, including mass shooting catastrophes such as those that occurred at Sandy Hook, Aurora, Virginia Tech, and Columbine
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The burden of disease links ecology to economic development and growth
According to conventional economic wisdom, the foundation of economic growth is in political and economic institutions; researchers argue that, in fact, vector-borne and parasitic diseases have substantial effects on economic development across the globe, and that these diseases are major drivers of differences in income between tropical and temperate countries; the burden of these diseases is, in turn, determined by underlying ecological factors: it is predicted to rise as biodiversity falls
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Texas drought helps in demonstrating viability of drought-tolerant corn
There is nothing like a couple years of drought to help determine the advances being made in drought-tolerant corn, and the historic drought in Texas in 2011 and in the Corn Belt in 2012 helped Texas A&M scientists show that different types of drought-tolerant corn performed well with far lower levels of irrigation
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Winter storm hits Midwest, heading toward Northeast
A powerful winter storm system hit the U.S. Midwest Wednesday, heading toward the states of the Northeast, where high winds and heavy snow have disrupted holiday travel, left tens of thousands without power, and were blamed in at least six deaths
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Four-legged robotic mule now voice-controlled
DARPA researchers demonstrated new advances in the Legged Squad Support System (LS3) four-legged robot’s control, stability, and maneuverability, including “Leader Follow” decision making, enhanced roll recovery, exact foot placement over rough terrain, the ability to maneuver in an urban environment, and verbal command capability
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New approach to science education: bite-size YouTube mini-lessons
A university of Michigan professor created a cheeky, perhaps even quirky, series of mini-lessons posted on YouTube; the series takes interesting facts about risk science — defined as the science of existing and emerging human health risks — and presents them in small, relatable, and easily digestible video segments to help answer the question, “Just how risky is this?”
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Downloadable, printable gun technology may change gun-ownership landscape
An Austin, Texas-based Defense Distributed says its mission is to create the WikiWeapon: a downloadable Internet file which will allow users to print their gun on a 3D printer; when the development process is complete, “any person has near-instant access to a firearm through the Internet,” the company says;the company adds: “This project might change the way we think about gun control and consumption. How do governments behave if they must one day operate on the assumption that any and every citizen has near instant access to a firearm through the Internet? Let’s find out”
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More headlines
The long view
Encryption Breakthrough Lays Groundwork for Privacy-Preserving AI Models
In an era where data privacy concerns loom large, a new approach in artificial intelligence (AI) could reshape how sensitive information is processed. New AI framework enables secure neural network computation without sacrificing accuracy.
AI-Controlled Fighter Jets May Be Closer Than We Think — and Would Change the Face of Warfare
Could we be on the verge of an era where fighter jets take flight without pilots – and are controlled by artificial intelligence (AI)? US R Adm Michael Donnelly recently said that an upcoming combat jet could be the navy’s last one with a pilot in the cockpit.
The Potential Impact of Seabed Mining on Critical Mineral Supply Chains and Global Geopolitics
The potential emergence of a seabed mining industry has important ramifications for the diversification of critical mineral supply chains, revenues for developing nations with substantial terrestrial mining sectors, and global geopolitics.
AI and the Future of the U.S. Electric Grid
Despite its age, the U.S. electric grid remains one of the great workhorses of modern life. Whether it can maintain that performance over the next few years may determine how well the U.S. competes in an AI-driven world.
Using Liquid Air for Grid-Scale Energy Storage
New research finds liquid air energy storage could be the lowest-cost option for ensuring a continuous power supply on a future grid dominated by carbon-free but intermittent sources of electricity.
Enhanced Geothermal Systems: A Promising Source of Round-the-Clock Energy
With its capacity to provide 24/7 power, many are warming up to the prospect of geothermal energy. Scientists are currently working to advance human-made reservoirs in Earth’s deep subsurface to stimulate the activity that exists within natural geothermal systems.