A human set a new mathematical record. Then AI came for it
OpenAI is at the center of another controversy over machines tackling big math problems. This one’s about the twin prime conjecture.
How the body adapts to extreme heat
As heatwaves become more frequent and severe, scientists are studying whether heat acclimation can help protect vulnerable populations.
Zohran Mamdani commemorates 9/11 amid widespread criticism
NYC Mayor Zohran Mamdani commemorated the 25th anniversary of 9/11, calling it the “darkest day” in the city’s history.
US legislators push AI safety laws amid human extinction warnings
Concerns over AI’s dangers grow as US legislators introduce bills to ensure human oversight and prevent rogue systems.
US lawyer cites fake witnesses in murder case, blames ChatGPT
State supreme court fined the attorney and held him in contempt for not verifying facts in a court filing.
Lightning Houthi advance in Yemen may bring dangerous new dimension to Iran war
The capture by the rebels of a stretch Yemen’s strategic coastline is the group’s most impressive military coup for several years.
Spies, strategies and missed opportunities: How the lessons of 9/11 are still being learnt
Twenty-five years on, the attacks have come to define a generation of foreign, security and intelligence policy, the BBC’s security correspondent writes.
Brother of Muslim policeman killed in 9/11 ‘disappointed’ by calls for Mamdani to sit out memorial
Zeshan Hamdani speaks out after push back against New York Mayor Zohran Mamdani, who is Muslim, attending 9/11 events.
Watch: Americans remember what they were doing on 9/11
The BBC asks people in Washington what they were doing on that day and how 11 September 2001 changed the country.
Physicists just found a tiny glitch in time itself
Unconventional quantum theories may imply that time itself has a tiny fundamental uncertainty, placing an ultimate limit on how precisely any clock could measure it.
Scientists find signs of extreme aging and youth in the same 117-year-old
A remarkably detailed study of Maria Branyas, who lived past 117, reveals that extreme longevity may involve both intense aging and powerful biological protection at
The Moon may have formed intact just hours after a giant collision
Scientists have discovered that the Moon-forming collision may have depended heavily on how hot and physically strong early Earth and Theia were. New simulations found
Running costs of vaccine damage scheme more than double amount paid to victims
The cost of administration and medical checks has now topped £83m, according to new figures.