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New AI system fixes 3D printing defects in real time

Additive manufacturing has revolutionized manufacturing by enabling customized, cost-effective products with minimal waste. However, with the majority of 3D printers operating on open-loop systems, they are notoriously prone ...

Robotics

A mathematical framework for optimizing robotic joints

Consider the marvelous physics of the human knee. The largest hinge joint in the body, it has two rounded bones held together by ligaments that not only swing like a door, but also roll and glide over each other, allowing ...

Robotics

Training four-legged robots as if they were dogs

Over the next decades, robots are expected to make their way into a growing number of households, public spaces, and professional environments. Many of the most advanced and promising robots designed to date are so-called ...

Robotics

A smelly snapshot of the current state of electronic noses for robots

Robots are getting better at sniffing out smells thanks to improvements in electronic noses (e-noses). A comprehensive review of the state of robot olfaction, published in the journal npj Robotics, has surveyed recent advances ...

Technology news

Machine learning & AI

Geometry behind how AI agents learn revealed

A new study from the University at Albany shows that artificial intelligence systems may organize information in far more intricate ways than previously thought. The study, "Exploring the Stratified Space Structure of an ...

Electronics & Semiconductors

Green electronics thanks to biodegradable circuit boards

They are the "heart" of every electronic device, from laptops to electric toothbrushes: printed circuit boards, also known as PCBs. These rigid boards are covered with copper traces and soldered electronic components and ...

Engineering

Flash Joule heating lights up lithium extraction from ores

A new one‑step, water‑, acid‑, and alkali‑free method for extracting high‑purity lithium from spodumene ore has the potential to transform critical metal processing and enhance renewable energy supply chains. The ...

Energy & Green Tech

Smarter battery tech knows whether your EV will make it home

Current battery management systems might report a car is 40% charged but drivers have to guess whether they can go 100 kilometers over hills with the heater running. Engineers at the University of California, Riverside want ...

Engineering

Repurposing gemstone polishing waste to create smart cement

Cement is one of the most-used materials in the world, and one of the highest emitters of global CO2 emissions. As demand for cement continues to grow, researchers are looking for alternatives to help reduce its environmental ...

Business

A bold new blueprint for economically viable solar hydrogen

A review reimagines solar-driven water electrolysis not as a mere hydrogen production technology but instead as a relatively versatile platform for sustainable chemical manufacturing, according to Professor Fatwa F. Abdi ...

Consumer & Gadgets

Humanoid robots in the home? Not so fast, says expert

It's been a goal for as long as humanoids have been a subject of popular imagination—a general-purpose robot that can do rote tasks like fold laundry or sort recycling simply by being asked.