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Tech Xplore / A stair-climbing robot that catches itself when it falls

SUTD researchers have developed a reinforcement-learning-based safety system that teaches a stair-traversing service robot to brace itself mid-fall, addressing one of the biggest barriers to deploying autonomous robots on ...

2 hours ago
Tech Xplore / New technology for smarter indirect Time-of-Flight cameras

Researchers from Kyushu University and DENSO IT Laboratory, Inc. have developed a new method to improve the accuracy of indirect Time-of-Flight (I-ToF) cameras. The technology considers the practical limitations of real-world ...

1 hour ago
Tech Xplore / AI and ultralow-energy lasers enable an ultrafast authentication system

The security of modern communications heavily relies on systems that can rapidly and reliably verify users and the devices they are using. This process, known as authentication, essentially entails confirming that users or ...

5 hours ago
Phys.org / Webb reveals black hole that formed before its galaxy

Which comes first, the galaxy or the black hole? We don't know, but scientists have long thought it could be the galaxy: Large stars within an existing galaxy consume their fuel and collapse to form black holes, which can ...

3 hours ago
Medical Xpress / Researchers uncover a substantial genetic component to postpartum psychosis

Researchers at the Icahn School of Medicine at Mount Sinai have uncovered a substantial genetic component to postpartum psychosis, a rare but severe psychiatric illness that occurs in the days to weeks after childbirth. The ...

3 hours ago
Tech Xplore / People prefer to talk to chatbots that share similar personality traits to their own, research shows

It's well understood that people tend to be naturally drawn to those with bubbly and extroverted personalities. And those outgoing and gregarious types may naturally consider themselves people-persons and gravitate toward ...

3 hours ago
Phys.org / Last-of-its-kind tree clinging to cliffside finds new hope at botanic gardens

Conservationists are in a race against time to prevent one of the world's rarest island plants from disappearing forever, after seeds collected from the only surviving wild Dendroseris neriifolia tree arrived at the Millennium ...

8 hours ago
Phys.org / Orangutans breastfeed for six and a half years, the longest among mammals

Orangutans have one of the slowest life histories among mammals, and a new study now shows just how long orangutan mothers continue to breastfeed their offspring. An international team has demonstrated that wild orangutan ...

3 hours ago
Phys.org / Heat and drought push Europe's trees into survival mode, often fatally

The once-majestic oak tree is all but dead: battered by repeated heat waves, it has shut down vital functions to conserve water and is slowly dying in a French forest.

2 hours ago
Medical Xpress / Team develops open-source framework to accelerate health AI research

A research team led by Columbia University has developed an open-source framework designed to streamline and accelerate artificial intelligence research using health data, addressing longstanding challenges in data standardization, ...

2 hours ago
Phys.org / Wildfire dark brown carbon has strong global warming effects, study finds

A new international study published in Nature Geoscience reveals that dark brown carbon from wildfires exerts a powerful warming effect on the global climate—potentially matching or even exceeding that of black carbon in ...

3 hours ago
Medical Xpress / Brain waste maps reveal 'nearest exit' routes and hidden Alzheimer's breakdown

Think of the brain as if it were a house. Insulated from its environment, a house relies on complex networks—pipes, drains, and disposal systems—that interface with the outside world to keep the home functional on the inside. ...

3 hours ago