Tech Archives - Page 85 of 195 - Scitke

First “Never-Stop Beating” Heart Transplant Marks a Historic Medical Breakthrough

Medical Care, Medicine / Samilton Santos

For the first time, surgeons have successfully performed a heart transplant in which the donor heart continued beating throughout the entire procedure, significantly reducing the potential damage often associated with this complex operation. This innovation marks a major milestone and could pave the way for a new era of more effective heart transplants. The groundbreaking […]

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Over 6,600 Tons of Space Junk Are Floating Around in Earth’s Orbit

Space & Environment / Samilton Santos

Decades of launching satellites into space have created a growing orbital pollution crisis. According to the Annual Space Environment Report from the European Space Agency (ESA), more than 6,600 tons of space debris are currently drifting in Low Earth Orbit (LEO), between 100 and 1,200 miles (160–2,000 km) above Earth’s surface. That’s an increase from

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OpenAI’s latest AI Models Have a New Safeguard To Prevent Biorisks

Artificial Intelligence, Tech / Samilton Santos

OpenAI has announced the implementation of a new monitoring system for its advanced reasoning models, o3 and o4-mini, designed to detect and block prompts related to biological and chemical threats. According to the company’s safety report, this mechanism is aimed at preventing the models from providing instructions that could be used for harmful attacks. Increased

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A Quirk of Light Reveals the Strangest Planetary System Yet

Space & Environment / Samilton Santos

Just 120 light-years from Earth, astronomers have identified a truly astonishing and one-of-a-kind system in the known universe. Two Brown Dwarfs and a Planet With a Perpendicular Orbit It consists of two brown dwarfs orbiting each other in an eclipsing binary configuration, along with an exoplanet that orbits both bodies — but with a fascinating

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Rain Power: New Technique Shows Promising Potential

Material & Energy / Samilton Santos

Tiny water droplets may not seem like powerful energy generators, but a new approach developed by researchers at the National University of Singapore shows how simple tubes can turn falling rain into a source of electricity. In lab tests, the technique was able to light up 12 LED bulbs. Limitations of Traditional Water-Based Sources When

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A Developer Created an Experiment to Observe How AI Chatbots Handle Sensitive or Controversial Issues

Artificial Intelligence, Tech / Evelina Jeremias

A pseudonymous developer has launched a tool called “SpeechMap,” described as a “free speech eval,” to examine how AI models like OpenAI’s ChatGPT and X’s Grok respond to sensitive and controversial topics. The aim, according to the developer in a statement to TechCrunch, is to compare how different models handle issues such as political dissent,

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Opera Introduces its Aria AI Assistant to the Opera Mini Browser

Apps & Software, Artificial Intelligence, Tech / Ana Manuel

Opera, the Norway-based browser company, announced that its AI assistant, Aria, is now available to Opera Mini users on Android. This update aims to provide enhanced AI features for users with low-end devices and limited data access. Aria AI can assist users in accessing the latest news, exploring various topics, and generating images. Opera leverages

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Eye-Friendly Color ePaper Monitor Expands Mobile Screen Space

Tech, Wearables / Samilton Santos

The race to release the first 13.3-inch color ePaper monitor is heating up. Dasung is preparing a campaign on Indiegogo, but it looks like Bigme is pulling ahead, already accepting pre-orders for its B13 model. The Challenge of Mobile Productivity and Limited Screen Space While laptops are excellent tools for productivity on the go, their

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Take Note: 4G Brings E Ink Scribbling To Mobile With Bigme B7 Launch

PCs & Tablets, Tech / Samilton Santos

Digital notebooks featuring E Ink screens offer users a nostalgic, paper-like experience while integrating modern technology. The latest addition to this trend is the Bigme B7, a color E Ink tablet that blends creativity with cutting-edge features. First teased on Chinese social media last month, the Bigme B7 has now made its way to Bigme’s

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Apple Plans to Boost AI Using Private User Data Analysis

Apps & Software, Artificial Intelligence, Tech / Ngoma Manuel

Following criticism of its AI tools—particularly for weak notification summaries—Apple on Monday outlined efforts to enhance its AI models by privately analyzing user data, supplemented with synthetic data. Apple to Boost AI Performance with Differential Privacy, Using Synthetic Data While Safeguarding User Privacy Apple explained that it will use a technique called “differential privacy,” which

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