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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.
2 hours ago
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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.
2 hours ago
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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 ...
13 hours ago
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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 ...
12 hours ago
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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: ...
16 hours ago
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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 ...
13 hours ago
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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 ...
15 hours ago
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Technology news
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 ...
18 hours ago
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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 ...
17 hours ago
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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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Computer Sciences
Teaching AI models to say 'I'm not sure' in cases of calibration errors
Confidence is persuasive. In artificial intelligence systems, it is often misleading. Today's most capable reasoning models share a trait with the loudest voice in the room: They deliver every answer with the same unshakable ...
Apr 22, 2026
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Electronics & Semiconductors
Silicon photonics just gained a powerful new ally, and it could reshape next-generation data links
The popularity of cloud computing and AI—driving massive data flows—pushes demand for ultra-high-speed, energy-efficient optical links within and between data centers; links that must be able to deliver data rates well beyond ...
Apr 22, 2026
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Business
EV battery supply may be less fragile than feared as markets swap key materials
The development of batteries for electric vehicles has progressed much faster than experts and policymakers had anticipated. New research shows that the market is well equipped to cope with both raw material shortages and ...
Apr 22, 2026
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Machine learning & AI
Do AI language models 'understand' the real world? On a basic level they do, suggests study
Most of what AI chatbots know about the world comes from devouring massive amounts of text from the internet—with all its facts, falsehoods, knowledge and nonsense. Given that input, is it possible that AI language models ...
Apr 22, 2026
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Robotics
AI-powered table tennis robot now challenges human pros and hints at faster, more adaptive machines
A paddle-wielding robot is so adept at playing table tennis that it is posing a tough challenge to elite human players and sometimes defeating them, according to a new study that shows how advances in artificial intelligence ...
Apr 22, 2026
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Electronics & Semiconductors
Lasers turn parchment paper into high-performance electronic circuits
What if the next generation of disposable electronics—the sensors in your food packaging, the diagnostic strips in a medical clinic, the environmental monitors scattered across a farm—were built not on silicon or plastic, ...
Apr 22, 2026
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Consumer & Gadgets
AI model predicts human attention in 360-degree videos using both sound and vision
Virtual reality (VR) experiences and 360-degree videos are transforming viewers from passive observers into active participants immersed within a scene. Yet this shift raises an important question: Where do people direct ...
Apr 22, 2026
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