Tiny Asian country beats China, USA to world's most accurate clock — Lutetium-based device loses 1 second every 264 billion years
Pro Tiny Asian country beats China, USA to world's most accurate clock — Lutetium-based device loses 1 second every 264 billion years News By Rahim Amir Published 7 October 2026 The catch: nobody can check it against their clocks yet When you purchase through links on our site, we may earn an affiliate commission. You will receive a confirmation email shortly."},"failureMessage":"There was a problem. Barrett says the clock would keep its performance anywhere from Death Valley's record heat to the frozen Antarctic plateau.
- ▪Pro Tiny Asian country beats China, USA to world's most accurate clock — Lutetium-based device loses 1 second every 264 billion years News By Rahim Amir Published 7 October 2026 The catch: nobody can check it against their clocks yet When y
- ▪You will receive a confirmation email shortly."},"failureMessage":"There was a problem.
- ▪Barrett says the clock would keep its performance anywhere from Death Valley's record heat to the frozen Antarctic plateau.
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Story provenance
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Record
| Original publisher | TechRadar |
| Canonical URL | https://www.techradar.com/pro/tiny-asian-country-beats-china-usa-to-worlds-most-accurate-clock-lutetium-based-device-loses-1-second-every-264-billion-years |
| Publication time | Wed, 07 Oct 2026 22:50:00 +0000 |
| Retrieval time | 2026-10-07T22:58:14.206Z |
| Last seen | 2026-10-07T22:58:14.206Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | IXUNTr-8tzys · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Pro Tiny Asian country beats China, USA to world's most accurate clock — Lutetium-based device loses 1 second every 264 billion years News By Rahim Amir Published 7 October 2026 The catch: nobody can check it against their clocks yet When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. (Image credit: depositphotos) Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Threads Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter Singapore's CQT reports two lutetium-ion clocks with record-evaluated uncertainties of 1.2 and 1.3 × 10⁻¹⁹, making them the most accurate atomic clocks to dateThe stated results top Wuhan's calcium clock (4.4 × 10⁻¹⁹) and NIST's…
Excerpt limited to ~120 words for fair-use compliance. The full article is at TechRadar.
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