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Electronics & Semiconductors
This artificial retina doesn't just aim to restore sight—it opens a hidden channel of vision
The retina, the thin layer of tissue at the back of the eye, is made up of photoreceptor cells that convert visible light into electrical signals, which is essential for human vision. Some diseases, such as retinal degeneration, ...
22 hours ago
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Engineering
Bubble trouble: Hydrogen research highlights outsized impacts of tiny bubbles in water electrolysis
Hydrogen is often described as the fuel of the future—a clean, energy-dense way to store renewable power and decarbonize industries from steelmaking to shipping. But inside the devices that produce it, a surprisingly small ...
18 hours ago
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Why faster AI isn't always better
In the race to make AI models not just reason better but respond faster, latency—the delay before an answer appears—is often treated as a purely technical constraint, something to minimize and move past. But how is this relentless ...
19 hours ago
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Why solar research should stop leading with climate
Kodak invented the digital camera in 1975. Management looked at it, decided film was doing fine, and put the technology in a drawer. By the time they took it seriously, other companies had taken the market. Kodak filed for ...
20 hours ago
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SmartDJ lets users reshape audio experiences with simple words
Penn Engineers have developed SmartDJ, an AI-powered editor that lets users modify immersive audio environments with simple instructions in everyday language, with potential applications in virtual reality, augmented reality, ...
21 hours ago
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Consumer & Gadgets
AI smart glasses will help visually impaired runners take on the London Marathon
Running past Buckingham Palace during training, Tilly Dowler is closing in on a goal she once thought out of reach.
17 hours ago
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Automotive
Tesla begins robotaxi production, with Cybercab ramp expected to accelerate by year-end
Tesla's much-touted autonomous "robotaxi," called the Cybercab, has started production, CEO Elon Musk said on Friday, the same week that the carmaker reported first-quarter profits that beat expectations.
20 hours ago
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Technology news
Machine learning & AI
OpenAI launches GPT-5.5 as rivals race to build more autonomous AI assistants
OpenAI released a new model it touts as its best yet for handling research work like making improved versions of itself, as rapid-fire releases by AI rivals pick up pace.
Apr 24, 2026
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Machine learning & AI
DeepSeek rolls out V4 update with 1 million-token context and stronger reasoning
DeepSeek, the Chinese artificial intelligence startup that shook world markets last year, launched preview versions of its latest major update Friday as the AI rivalry between China and the U.S. heats up.
Apr 24, 2026
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Electronics & Semiconductors
New 3D device harnesses living brain cells for computing
Princeton researchers have combined brain cells and advanced electronics into a single 3D device that can be programmed to recognize patterns using computational techniques. Past attempts at using brain cells to do computation ...
Apr 23, 2026
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Robotics
Tiny, knotted robots jump, fly and plant seeds
When a knot lets go, it doesn't just fall apart. It snaps. That simple observation led Penn Engineers to rethink what a knot can do. Instead of treating it as something that holds tension, they asked a different question: ...
Apr 23, 2026
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Engineering
Why solid-state batteries short-circuit: New evidence points to stress-driven lithium cracking
Smartphones, electric vehicles and many portable devices rely on batteries. Their energy storage capacity, lifetime and safety will strongly shape the future of electrification. Among the most promising next-generation technologies ...
Apr 23, 2026
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Energy & Green Tech
Creating green materials with light could transform clean energy
Metal-organic frameworks, better known as MOFs, are among the most intensely studied materials for addressing major environmental challenges. Their highly ordered, ultra-porous architecture enables applications ranging from ...
Apr 23, 2026
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Engineering
Engineers boost sustainable acrylic acid production using next‑generation membrane reactor
Acrylic acid is essential for everyday products—from paints and coatings to absorbent polymers—yet almost all of it is currently made from propylene, a petrochemical. As global biodiesel production rises, so does the supply ...
Apr 23, 2026
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Hi Tech & Innovation
Needle-tip chip can secure pacemakers and insulin pumps against quantum attacks
As quantum computers advance, they are expected to be able to break tried-and-true security schemes that currently keep most sensitive data secure from attackers. Scientists and policymakers are working to design and implement ...
Apr 23, 2026
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Energy & Green Tech
Universal model sets standards for perovskite solar cells
Perovskite solar cells, PSCs, have emerged as one of the most promising renewable energy technologies of the past decade. Besides their remarkable power conversion rates, perovskites are lightweight in nature and can be manufactured ...
Apr 23, 2026
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Engineering
Excuse me, is that solar panel pointing in the right direction?
On a bright morning, graduate student Jeremy Klotz and professor Shree Nayar walked through upper Manhattan with a tall tripod and a camera that takes 360-degree images. Their route took them to bike docking stations, which ...
Apr 22, 2026
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