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Claude celebrates Anthropic's stock market float with blockbuster ... outage

Claude has gone offline on the day after its maker Anthropic filed for what is expected to be a blockbuster IPO. The popular chatbot and coding tool suffered an outage from around 0600 UTC on Tuesday, with Anthropic saying the team was investigating the issue. By 1042 UTC, the status page said a fix had been implemented and the technical team was monitoring the results.

The Register 8d ago

GitHub Accidentally Deletes Slack and Teams Subscriptions

We are still exploring options to restore the deleted subscriptions, and we will provide another update soon. In the meantime, customers can manually re-subscribe their Slack and Teams channels to repositories. Posted Jun 05, 2026 - 18:43 UTC Monitoring

Hacker News 4d ago

GitHub Actions outage told devs 'your account is suspended'

GitHub Actions experienced an outage lasting over three hours, during which developers were shown an incorrect error message stating their account was suspended. The disruption, which began around 1030 UTC on May 26, was attributed to authentication issues and impacted CI/CD workflows. This incident highlights ongoing reliability concerns for the platform amidst surging user activity, partly driven by AI coding.

The Register 14d ago

The Grothendieck Constant is Less Than $\frac{\pi}{2 \log (1+ \sqrt{2})} - 10^{-5}$

Computer Science > Data Structures and Algorithms [Submitted on 2 Jun 2026 (v1), last revised 6 Jun 2026 (this version, v2)] Title:The Grothendieck Constant is Less Than $\fracπ{2 \log (1+ \sqrt{2})} - 10^{-5}$ View PDF HTML (experimental)Abstract:We prove that the Grothendieck constant $K_G 0$. Submission history From: Pravesh K Kothari [view email][v1] Tue, 2 Jun 2026 17:59:53 UTC (829 KB)

arXiv CS 1d ago

SpaceX's Starship V3—still a work in progress—mostly successful on first flight

SpaceX launched the first test flight of its upgraded Starship rocket and Super Heavy booster Friday, with mostly positive results. The powerful rocket, propelled by 33 methane-fueled main engines, climbed away from SpaceX's Starbase launch facility in South Texas at 5:30 pm CDT (6:30 pm EDT; 22:30 UTC) Friday. Within a few seconds, the 408-foot-tall (124-meter) rocket, the largest ever built, cleared the launch tower and turned onto an eastward heading over the Gulf of Mexico.

Ars Technica Science 17d ago

China's Xi begins rare North Korea visit

China's Xi begins rare North Korea visit June 8, 2026Chinese President Xi Jinping has touched down in Pyongyang as he marks his first visit to North Korea since 2019, state news agency Xinhua reported. Xi is set to hold talks with North Korean leader Kim Jong Un during his two-day visit, although no specific agenda has yet been announced. North Korea rolls out red carpet for Xi Xi arrived in North Korea's capital on Monday at noon local time (0300 UTC), Xinhua reported.

Deutsche Welle 2d ago

The saga of the International Space Station air leak took a worrying turn Friday

Five of the seven crew members on the International Space Station briefly sought refuge inside a SpaceX return capsule Friday morning as two Russian cosmonauts worked on an air leak on the other end of the complex. NASA ordered US astronauts Jessica Meir and Jack Hathaway, French astronaut Sophie Adenot, and Russian cosmonaut Andrey Fedyaev into SpaceX's Crew Dragon Freedom spacecraft around 9 am EST (14:00 UTC) on Friday. The foursome launched aboard the SpaceX crew capsule on the Crew-12...

Ars Technica 4d ago

Serious ISS air leak forces NASA astronauts to temporarily take shelter in Dragon capsule

A serious air leak in the Russian segment of the ISS forced NASA astronauts to put on their spacesuits and shelter in their Dragon capsule for a brief period of time on Friday, but all appears to be safe for now and operations have resumed. At around 1316 UTC Friday, NASA spokesperson Bethany Stevens announced that, after the crew discovered new leaks, Roscosmos had decided to do a repair operation. During this time, the US space agency ordered astronaut Chris Williams and the four-member...

The Register 4d ago

GitHub Is Down

This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.

Hacker News 2d ago

Handbook of Network Analysis [KONECT -- the Koblenz Network Collection]

Computer Science > Social and Information Networks [Submitted on 22 Feb 2014 (v1), last revised 31 May 2026 (this version, v5)] Title:Handbook of Network Analysis [KONECT -- the Koblenz Network Collection] View PDF HTML (experimental)Abstract:This is the handbook for the KONECT project, the \emph{Koblenz Network Collection}, a scientific project to collect, analyse, and provide network datasets for researchers in all related fields of research, by the Namur Center for Complex Systems (naXys)...

arXiv CS 8d ago