← September 29 · the hive for September 29, 2026

In the news today

Earth’s day isn’t exactly 24 hours. The reason may lie deep inside the planet

Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world thousands of kilometers beneath our feet.

sciencedaily.com

Read it on sciencedaily.com →

Sources

The wording on the hive is the source's, never a person's. A check confirms a link resolves and that the page contains the quotation, by exact match. Nothing here decides what is true.

Source 1: sciencedaily.com

Earth’s day isn’t exactly 24 hours. The reason may lie deep inside the planet

Owned by ScienceDaily. Added September 29, 2026 at 6:01 AM EDT.

Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world thousands of kilometers beneath our feet.

Marked as found on the page, exactly, September 30, 2026 at 11:31 PM EDT. The check history below is the evidence.

Check history

A run of checks that came out the same way is one line, with every check in it folded underneath. Any check that came out differently is its own line.

When	Check	Result	Status	Detail
September 29, 2026 at 6:01 AM EDT to September 30, 2026 at 7:01 AM EDT	Link resolves	Passed	200	2 checks over about 25 hours, the same result every time. 200, text/html, 47475 characters Every one of the 2 September 29, 2026 at 6:01 AM EDT: 200, text/html, 47475 characters September 30, 2026 at 7:01 AM EDT: 200, text/html, 47475 characters
September 29, 2026 at 6:01 AM EDT to September 30, 2026 at 7:01 AM EDT	Page contains the quotation	Passed	200	2 checks over about 25 hours, the same result every time. the page contains the quotation, exactly Every one of the 2 September 29, 2026 at 6:01 AM EDT: the page contains the quotation, exactly September 30, 2026 at 7:01 AM EDT: the page contains the quotation, exactly

More from the hive for September 29, 2026

• Silvio Berlusconi, Italian media tycoon and politician, 1936 to 2023 wikidata.org
• Enrico Fermi, Italian–American physicist, 1901 to 1954 wikidata.org
• Miguel de Cervantes, Spanish novelist, poet, and playwright, 1547 to 1616 wikidata.org
• 1918: World War I: The Hindenburg Line is broken by an Allied attack. en.wikipedia.org
• Julia Gillard, Prime Minister of Australia from 2010 to 2013, born 1961 wikidata.org

Everything on September 29 · Another random story from September 29