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Energy & Green Tech

Small turbines can capture wasted energy and generate electricity from man-made wind sources

A pair of electrical engineers at Distance University of Madrid, working with a colleague from Mision Critica-Data Center, ZFB Technology Services, in Columbia, has developed a methodology for generating electricity from ...

Computer Sciences

Overcoming 'catastrophic forgetting': Algorithm inspired by brain allows neural networks to retain knowledge

Neural networks have a remarkable ability to learn specific tasks, such as identifying handwritten digits. However, these models often experience "catastrophic forgetting" when taught additional tasks: They can successfully ...

Machine learning & AI

AI steps into science limelight with Nobel wins

For long periods of its history, artificial intelligence has lurked in the hinterland of science, often unloved and unfunded—but two Nobel prizes in one week suggest its time in the sunshine has finally arrived.

Robotics

Meet the robotic 'finger' ready to check your pulse

Researchers at the University of Science and Technology of China have developed a soft robotic "finger" with a sophisticated sense of touch that can perform routine doctor's office examinations, including taking a patient's ...

Energy & Green Tech

Electrified reactor cuts emissions by 60% in key industries

Industries such as chemical manufacturing, fertilizer production and hydrogen generation could significantly cut emissions, improve efficiency and lower costs using a newly developed electrified reactor as an alternative ...

Computer Sciences

Study addresses challenges in digital animation of coiled hair

We have grown accustomed to seeing many aspects of our everyday world depicted using computer graphics, but some phenomena remain difficult for even the most experienced animators. Hair, specifically the highly coiled hair ...

Engineering

New modeling tool aids marine hydrokinetic energy projects

Researchers have created a new modeling tool that can be used to help develop ocean-based hydrokinetic energy projects. The tool can be used both to help design more robust marine hydrokinetic technologies and to inform risk ...

Machine learning & AI

Scientists sound AI alarm after winning physics Nobel

British-Canadian Geoffrey Hinton and American John Hopfield won the Nobel physics prize on Tuesday for their pioneering work on the foundations of artificial intelligence, with both sounding the alarm over the technology ...

Energy & Green Tech

Why some countries are leading the shift to green energy

Oil and gas prices skyrocketed following the Russian invasion of Ukraine in spring 2022, creating a global energy crisis similar to the oil crisis of the 1970s. While some countries used the price shock to accelerate the ...

Energy & Green Tech

Power supply: Understanding unstable grids

A sustainable energy supply requires the expansion of power grids. However, new transmission lines can also lead to grids becoming more unstable rather than more stable, as would be expected. This phenomenon is referred to ...

Computer Sciences

Algorithms predict sports teams' moves with 80% accuracy

Algorithms developed in Cornell's Laboratory for Intelligent Systems and Controls can predict the in-game actions of volleyball players with more than 80% accuracy, and now the lab is collaborating with the Big Red hockey ...

Robotics

New algorithms help four-legged robots run in the wild

A team led by the University of California San Diego has developed a new system of algorithms that enables four-legged robots to walk and run on challenging terrain while avoiding both static and moving obstacles.

Engineering

Using AI to target a laser for killing roaches

A trio of researchers from Heriot-Watt University, University Paul Sabatier and the University of Sussex has developed an AI-based device equipped with a laser that can be used to shoot and kill roaches automatically. In ...

Hardware

This new computer chip is ideal for AI

Artificial intelligence presents a major challenge to conventional computing architecture. In standard models, memory storage and computing take place in different parts of the machine, and data must move from its area of ...

Computer Sciences

A computational shortcut for neural networks

Neural networks are learning algorithms that approximate the solution to a task by training with available data. However, it is usually unclear how exactly they accomplish this. Two young Basel physicists have now derived ...

Business

Bitcoin as environmentally costly as beef production

Taken as a share of the market price, the environmental costs of mining the digital cryptocurrency Bitcoin are more comparable to the climate damages of producing beef than gold mining costs, according to analysis published ...

Computer Sciences

Do humans think computers make fair decisions?

Today, machine learning helps determine the loan we qualify for, the job we get, and even who goes to jail. But when it comes to these potentially life-altering decisions, can computers make a fair call? In a study published ...