A US federal judge orders agencies whose leaders participated in the Signal chat on the Houthi attacks to preserve all messages sent from March 11 to March 15 (Andrew Goudsward/Reuters)

Andrew Goudsward / Reuters: A US federal judge orders agencies whose leaders participated in the Signal chat on the Houthi attacks to preserve all messages sent from March 11 to March 15  —  A U.S. judge on Thursday ordered President Donald Trump’s administration to preserve messages sent on the Signal messaging app …

OpenAI’s model behavior lead says OpenAI is “shifting from blanket refusals in sensitive areas to a more precise approach focused on preventing real-world harm” (Joanne Jang/Reservoir Samples)

Joanne Jang / Reservoir Samples: OpenAI’s model behavior lead says OpenAI is “shifting from blanket refusals in sensitive areas to a more precise approach focused on preventing real-world harm”  —  Navigating responsibility and user freedom, and how that influenced setting the Day 1 policy for 4o image generation in ChatGPT

Sources: the Chinese startup behind Manus is in talks with US VC firms and others to raise funding at a $500M+ valuation, up ~5x from its previous valuation (The Information)

The Information: Sources: the Chinese startup behind Manus is in talks with US VC firms and others to raise funding at a $500M+ valuation, up ~5x from its previous valuation  —  The Chinese startup that operates Manus, the artificial intelligence agent that became a viral hit in the U.S. earlier this month …

Mapping the future of metamaterials

Metamaterials are artificially-structured materials with extraordinary properties not easily found in nature. With engineered three-dimensional (3D) geometries at the micro- and nanoscale, these architected materials achieve unique mechanical and physical properties with capabilities beyond those of conventional materials — and have emerged over the past decade as a promising way to engineering challenges where all […]

MIT affiliates named 2024 AAAS Fellows

Six current MIT affiliates and 27 additional MIT alumni have been elected as fellows of the American Association for the Advancement of Science (AAAS).  The 2024 class of AAAS Fellows includes 471 scientists, engineers, and innovators, spanning all 24 of AAAS disciplinary sections, who are being recognized for their scientifically and socially distinguished achievements. Noubar […]

Client notice: Chinese server maker H3C warns of potential shortages of Nvidia H20 chips, the most advanced AI chips available in China under US export rules (Reuters)

Reuters: Client notice: Chinese server maker H3C warns of potential shortages of Nvidia H20 chips, the most advanced AI chips available in China under US export rules  —  One of China’s largest server makers, H3C, has flagged potential shortages of Nvidia’s H20 chip, the most advanced AI processor …

Xiaomi’s Poco unveils the £649+ F7 Ultra, with a 6.67″ display, Snapdragon 8 Elite, a triple rear camera, 120W wired charging, and IP68, and the £499+ F7 Pro (Dominic Preston/The Verge)

Dominic Preston / The Verge: Xiaomi’s Poco unveils the £649+ F7 Ultra, with a 6.67″ display, Snapdragon 8 Elite, a triple rear camera, 120W wired charging, and IP68, and the £499+ F7 Pro  —  Its first ‘Ultra’ phone has a triple rear camera, fast charging, and IP68 protection.

Meta VP of Asia Pacific Dan Neary is leaving for personal reasons; the Singapore-based executive joined in 2013, and Meta now has ~1.1B users in the region (Newley Purnell/Bloomberg)

Newley Purnell / Bloomberg: Meta VP of Asia Pacific Dan Neary is leaving for personal reasons; the Singapore-based executive joined in 2013, and Meta now has ~1.1B users in the region  —  Dan Neary, the company’s vice president for the region, assumed the role in 2013 and oversaw the rapid expansion of the company’s user […]

Oura rolls out Symptom Radar, a feature that tries to detect early signs of sickness using biometrics like heart rate variability, to Oura Ring Gen 3 and 4 (Victoria Song/The Verge)

Victoria Song / The Verge: Oura rolls out Symptom Radar, a feature that tries to detect early signs of sickness using biometrics like heart rate variability, to Oura Ring Gen 3 and 4  —  At the height of the covid-19 pandemic, many wearable companies rushed to see if their devices could detect early signs of […]

US intelligence reports: online terrorist network 764 is using techniques normally used for financial crimes, such as SIM swapping, to commit child sextortion (Greg Otto/CyberScoop)

Greg Otto / CyberScoop: US intelligence reports: online terrorist network 764 is using techniques normally used for financial crimes, such as SIM swapping, to commit child sextortion  —  The child sextortion group 764 and the global collective of loosely associated groups known as “The Com” are using tools …

US SEC filing: xAI raised $6B, bringing its total raised to $12B; it was reportedly aiming for a $50B valuation (Kyle Wiggers/TechCrunch)

Kyle Wiggers / TechCrunch: US SEC filing: xAI raised $6B, bringing its total raised to $12B; it was reportedly aiming for a $50B valuation  —  xAI, Elon Musk’s AI company, has raised $6 billion, according to a filing with the U.S. Securities and Exchange Commission on Thursday.  —  Investors gave a minimum of $77,593 …

A look at the logistics network of Amazon, Walmart and Target for same-day or next-day delivery; Walmart says it now offers same-day to 86% of US households (Jordyn Holman/New York Times)

Jordyn Holman / New York Times: A look at the logistics network of Amazon, Walmart and Target for same-day or next-day delivery; Walmart says it now offers same-day to 86% of US households  —  Retailers like Amazon, Walmart and Target have figured out that if they get you your online order today, you will probably […]

Meta plans to invest $10B to build a data center in Louisiana, in what would be its largest data center in the world, and expects work to start in December (Reuters)

Reuters: Meta plans to invest $10B to build a data center in Louisiana, in what would be its largest data center in the world, and expects work to start in December  —  Facebook-parent Meta (META.O) said on Wednesday it plans to invest $10 billion to set up an AI data center in Louisiana …

Sources: AT&T, JPMorgan, and Dunkin’ pull ads from Twitch after a controversial group of livestreamers alleged that Twitch is promoting antisemitic content (Cecilia D’Anastasio/Bloomberg)

Cecilia D’Anastasio / Bloomberg: Sources: AT&T, JPMorgan, and Dunkin’ pull ads from Twitch after a controversial group of livestreamers alleged that Twitch is promoting antisemitic content  —  – Exiled contributors mount campaign that includes edited clips  — Their targets are pro-Palestinian streamer and Twitch staffers

Amazon is rolling out a Buy with AWS button that software companies can add to their websites as a way for customers with AWS accounts to pay for services (Jordan Novet/CNBC)

Jordan Novet / CNBC: Amazon is rolling out a Buy with AWS button that software companies can add to their websites as a way for customers with AWS accounts to pay for services  —  In 2022, Amazon introduced the Buy with Prime button, allowing premium subscribers to make purchases using their Amazon account even when […]

First impressions of Amazon Nova LLMs: they are competitive with Google Gemini, among the cheapest available, and may position Amazon as a top model provider (Simon Willison/Simon Willison’s Weblog)

Simon Willison / Simon Willison’s Weblog: First impressions of Amazon Nova LLMs: they are competitive with Google Gemini, among the cheapest available, and may position Amazon as a top model provider  —  Amazon released three new Large Language Models yesterday at their AWS re:Invent conference.  The new model family is called Amazon Nova …

xAI plans to expand its Colossus supercomputer tenfold to incorporate more than 1M GPUs; work has already begun to increase the size of its facility in Memphis (Financial Times)

Financial Times: xAI plans to expand its Colossus supercomputer tenfold to incorporate more than 1M GPUs; work has already begun to increase the size of its facility in Memphis  —  Facility in Memphis expected to incorporate more than 1mn GPUs as billionaire’s xAI aims to catch up with rivals

Liquid on Mars was not necessarily all water

Dry river channels and lake beds on Mars point to the long-ago presence of a liquid on the planet’s surface, and the minerals observed from orbit and from landers seem to many to prove that the liquid was ordinary water.  Not so fast, the authors of a new Perspectives article in Nature Geoscience suggest. Water is […]

MIT K. Lisa Yang Center for Bionics celebrates Sierra Leone’s inaugural class of orthotic and prosthetic clinicians

The MIT K. Lisa Yang Center for Bionics and Sierra Leone’s Ministry of Health (MOH) have launched the first fully accredited educational program for prosthetists and orthotists in Sierra Leone.  Tens of thousands of people in Sierra Leone need orthotic braces and artificial limbs, but access to such specialized medical care in this African nation […]