YC News
From new batch announcements to alumni raising major rounds, Y Combinator remains a bellwether for early-stage tech. This section collects news involving the accelerator, the startups that pass through it, and the ideas and trends its community is betting on.
Stories here range from changes to the program itself, its deal terms, batch sizes, and leadership, to the successes and stumbles of companies it funded years ago. Batch composition gets particular attention, since the categories founders cluster around tend to foreshadow broader trends.
For anyone working in or around startups, following this accelerator is an efficient habit: it condenses signals about talent, ideas, and capital into one observable community. Founders weighing an application also use this coverage to understand what the program has become.

Datasette Apps: Host custom HTML applications inside Datasette
2026-06-19Datasette has launched a new plugin called datasette-apps that enables users to host custom HTML applications directly within the platform. This update expands the tool's capabilities beyond data exploration and was officially detailed in a recent project blog post.
Show HN: Talos – Open-source WASM interpreter for Lean
2026-06-19Talos is a new open-source WASM interpreter written in Lean, designed specifically to facilitate formal reasoning and verification. The project is currently hosted on GitHub and is open for community contributions.

Big Banana Car
2026-06-19The creators of the Big Banana Car have successfully finished building their giant motorized vehicle and are now preparing for a global driving tour. However, the ambitious project is currently delayed as the team struggles to secure necessary funding, obtain insurance, and finalize the car's completion.

John Jumper to join Anthropic
2026-06-19John Jumper is leaving Google DeepMind after nearly nine years to join AI company Anthropic. Prior to starting his new role, he plans to take some time to recharge. During his tenure at DeepMind, Jumper notably led the team behind the AlphaFold project.

I used sound waves to make espresso
2026-06-19A new brewing technique called ultrasonic espresso utilizes cold water and high-frequency sound waves to extract coffee. This energy-efficient method requires significantly less power than traditional machines. Taste tests confirm the resulting beverage is just as good as standard espresso.

AI Engineer Claims to Have Cracked Linear A
2026-06-19An AI engineer claims to have successfully deciphered Linear A, the ancient and previously untranslated Minoan writing system. If verified by the academic community, this breakthrough would solve one of archaeology's most enduring mysteries and highlight the growing capabilities of artificial intelligence in historical research.

A new bill takes aim at government pressure to silence lawful online speech
2026-06-19A new bipartisan bill aims to protect lawful online speech by allowing individuals to sue government officials who coerce tech platforms and AI providers into censoring First Amendment-protected content. The proposed legislation also establishes a transparency system to track government communications with these digital intermediaries regarding user expression.

So You Want to Define a Well-Known URI
2026-06-19This piece outlines the appropriate use cases for defining well-known URIs in web protocol design. It also highlights the common architectural pitfalls and traps that frequently catch developers when implementing these standardized endpoints.

A 1976 university experiment spun up the U.S. wind industry
2026-06-19A 1976 experimental wind turbine project at the University of Massachusetts Amherst, directed by Navy veteran William Heronemus, laid the foundation for the modern United States wind energy industry. This pioneering university initiative successfully demonstrated the viability of large-scale wind power and ultimately catalyzed the widespread development of commercial wind energy across the country.
Ice water drowning survival of young patient (2025)
2026-06-19A young patient in Norway remarkably survived ice water drowning and severe hypothermia after being clinically dead for 20 hours, aided by a dedicated medical team that adhered to the principle of rewarming patients before declaring them dead. This extraordinary survival has sparked tech discussions about integrating personal locator beacons and RECCO tracking systems directly into winter clothing to expedite future mountain rescues.
Ask HN: Will programmers write more efficient code during the memory shortage?
2026-06-19Amid a growing memory shortage, major tech companies are increasingly prioritizing code optimization to reduce RAM requirements, though developers emphasize that fixing basic inefficiencies remains more practical than algorithmic rewrites. Meanwhile, the discussion highlights the tech industry's heavy reliance on AI for code generation, sparking debate over the actual success and quality of these machine-written projects across major platforms.

Akse3D – open-source 3D modelling anyone can master
2026-06-19Akse3D is a free and open-source 3D modeling tool designed to make digital design accessible for kids and teens. Users can easily build models using primitive shapes and 2D blueprints, then export their final creations as STL files ready for 3D printing.
I found 10k GitHub repositories distributing Trojan malware
2026-06-18A security researcher discovered approximately 10,000 unique GitHub repositories distributing Trojan malware by identifying a shared underlying pattern among them. Despite having different names and contributors, an automated script was used to successfully flag the malicious repositories across the platform.
Midjourney Medical
2026-06-18Midjourney Medical is developing a novel full-body ultrasound scanning system that uses a water spa and advanced computational imaging to screen for diseases without radiation. While the company claims the technology could significantly reduce mortality through early detection, medical professionals remain highly skeptical of the concept. Critics highlight physical limitations in imaging air-filled organs like the lungs, a lack of published scientific validation, and overly ambitious marketing claims that ignore the realities of clinical diagnostics.

Hospitals and universities repurposing drugs at lower cost
2026-06-18Hospitals and universities are significantly reducing drug development expenses by repurposing existing medications through late-stage clinical trials. This approach enables these institutions to fund new treatments at costs up to 90% lower than those of the traditional pharmaceutical industry.
Ubiquiti: Enterprise NAS, Built on ZFS
2026-06-18Ubiquiti has introduced ENAS, a new license-free enterprise NAS platform powered by the native ZFS file system. Designed for modern business infrastructure, it delivers scalable petabyte-class capacity, secure UniFi management, multi-site backups, and shared iSCSI storage.
CS 6120: Advanced Compilers: The Self-Guided Online Course (2020)
2026-06-18Readers discussing the Advanced Compilers online course note that while trace compilation is conceptually interesting, it is largely impractical for general-purpose dynamic languages due to unpredictable control flow. They highlight the curriculum's focus on type feedback, deoptimization, and speculation as more universally applicable concepts for modern compiler design. However, they acknowledge that trace compilation remains highly effective in narrow, stable domains like numerical computing and machine learning frameworks where code behavior is highly predictable.

Swiss parliament lifts ban on new nuclear power plants
2026-06-18The Swiss parliament has lifted its ban on the construction of new nuclear power plants. This major policy shift is one of numerous critical issues being addressed during the ongoing summer session of the Federal Parliament in Bern.

W Social, public institutions and the theater of European digital sovereignty
2026-06-18Despite championing digital sovereignty and open-source software, European public institutions have recently migrated their social media accounts to W Social. This decision contradicts their stated goals, as W Social is a private, for-profit network owned by Swedish entrepreneurs that has quietly transitioned to a closed-source model. The move highlights a growing contradiction in the region's push for technological independence.

Zero-Touch OAuth for MCP
2026-06-18The Enterprise-Managed Authorization extension for the Model Context Protocol has reached stability, bringing zero-touch OAuth capabilities to organizations. This update enables IT teams to centrally provision server access through their existing identity providers. As a result, users can seamlessly connect to MCP servers on their first login without needing to complete per-app authentication flows.