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Tidal Stream Power Can Significantly Enhance Energy Security
A new study reveals the potential of tidal resources to make a marked difference on a community’s clean energy ambitions. Using tidal technologies as part of a renewable energy mix can also reduce the space required for power-generating facilities, both on land and at sea, by around 33% and significantly reduce their visual impact since much of their operation is below the sea’s surface.
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Floods, Rising Sea Levels Push Planned Internal Migration
Climate change could force billions to move by the end of the century, displaced by floods and rising sea levels. Some communities are already adapting through managed retreat and moving people to other areas.
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Will Machine Learning Help Us Find Extraterrestrial Life?
When pondering the probability of discovering technologically advanced extraterrestrial life, the question that often arises is, “if they’re out there, why haven’t we found them yet?” And often, the response is that we have only searched a tiny portion of the galaxy. Researchers have applied a deep learning technique to a previously studied dataset of nearby stars and uncovered eight previously unidentified signals of interest.
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Studying Gun Violence
Otto Meisenheimer was a 21-year old college student when he was killed in 1977 in random shooting at a bowling alley outside of Chicago. His family has committed significant funds to establish the Center for the Prevention of Gun Violence in his name at Indiana University School of Public Health.
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Earthquake Footage Shows Turkey’s Buildings Collapsing Like Pancakes. An Expert Explains Why
Many of the collapsed buildings appear to have been built from concrete without adequate seismic reinforcement. Seismic building codes in this region suggest these buildings should be able to sustain strong earthquakes (where the ground accelerates by 30% to 40% of the normal gravity) without incurring this type of complete failure. The 7.8 and 7.5 earthquakes appear to have caused shaking in the range of 20 to 50% of gravity. A proportion of these buildings thus failed at shaking intensities lower than the “design code.”
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Gauging Losses and Lessons in Turkey's Unfolding Earthquake Calamity
As earthquake engineers stress, most of the time, buildings kill people, not the shaking itself. Many of the buildings destroyed in the quake had “soft floors” – ground-level retail spaces with very little reinforcement supporting far heavier residential floors above; buildings where, for tax purposes, higher floors jutted out beyond the dimensions of the ground floor; or homes where floors were added as families expanded. Engineers call such structures “rubble in waiting.”
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New Accelerator for Data Science and Emerging AI Startups
Data science and AI are two of the most transformative technologies this century, with the potential to revolutionize virtually every industry and field of study. The University of Chicago is at the heart of these scientific innovations. The New Polsky Center for Entrepreneurship and Innovation program provides support to early-stage companies built on data science and AI technologies.
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New Sodium, Aluminum Battery Aims to Integrate Renewables for Grid Resiliency
A new battery design could help ease integration of renewable energy into the nation’s electrical grid at lower cost, using Earth-abundant metals.
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Supporting Dams with Innovative Materials
There are about 91,000 dams in the United States. About half the dams built in the past century and a half are starting to show their age, with resulting wear and tear. Severe weather events, extreme temperatures, erosion and rising water levels are all straining the infrastructure and exacerbating the impacts of deterioration and aging processes. In many cases, simply replacing the dams and levees is not a viable option due to high costs.
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Deepfakes Could Create Audience Trust Issues
Deepfakes could ‘shatter’ moviegoers’ trust and lead to big job cuts in the film industry. That’s the verdict from deepfake expert after it was revealed the latest development in the technology is set to be used in “Here,” an upcoming film starring Tom Hanks and directed by Robert Zemeckis.
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Climate Change-Driven Water Crises More Severe Than Previously Thought
The interference of climate change with the planet’s water cycle is a well established fact. New analyses suggest that in many places, runoff responds more sensitively than previously assumed.
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U.S. Nonfuel Mineral Production Jumps $3.6 Billion in 2022
U.S. mines produced approximately $98.2 billion in nonfuel mineral commodities in 2022—an estimated $3.6 billion increase over the 2021 revised total of $94.6 billion.
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Creating Buildings That Can Withstand the Most Extreme Stress Loads
Combined ballistic impacts pose a major challenge for engineers who build structures that must withstand extreme stresses. An explosion can hurtle fragments and debris at enormous velocities so they strike the surroundings. Then comes the shock wave. It’s a scary combination.
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There’s a Deal to Save the Colorado River — If California Doesn’t Blow It Up
After months of tense negotiation, a half-dozen states have reached an agreement to drastically cut their water usage and stabilize the drought-stricken Colorado River — as long as California doesn’t blow up the deal. The plan would cut water use on the river by roughly a quarter, drying up farms and subdivisions across the Southwest.
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Electric Cars Reach Peak EU Market Share in 2022
Battery electric vehicles have climbed to a record share of new car sales in the EU, albeit still a modest 12.1%. In the last quarter, alternatively powered vehicles outsold petrol and diesel for the first time.
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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.