All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in general, research mathematicians don’t need to think about it ...

Ethiopia’s capital, Addis Ababa, is expected to be officially announced on Nov. 18 as the host city of the 2027 U.N. climate conference, or COP32. Backed by the African Group of Negotiators on Climate ...

BELEM, Brazil — Nick Perry and Thomas Morfin Uncertainty still surrounds which country will host next year's UN climate conference: Australia or Turkey. But for 2027, there's little mystery: it will ...

(Evgenia Novozhenina/POOL/AFP) Uncertainty still surrounds which country will host next year's UN climate conference: Australia or Turkey. But for 2027, there's little mystery: it will almost ...

Uncertainty still surrounds which country will host next year's UN climate conference: Australia or Turkey. But for 2027, there's little mystery: it will almost certainly be Ethiopia, an African ...

Addis Ababa: Ethiopia's Ministry of Health has announced that it is set to start administering Marburg virus vaccine to contain an outbreak of the disease in the southern part of Ethiopia. The ...

Uncertainty still surrounds which country will host next year's UN climate conference: Australia or Turkey. But for 2027, there's little mystery: it will almost certainly be Ethiopia, an African ...

Tutu Melaku says it is an "injustice" that her mother is denied travel from Ethiopia for the event. India’s aviation regulator has asked airline operators to “strictly avoid" volcanic ash affected ...

Security personnel clash with indigenous people and students as they storm the venue during the COP30 UN Climate Change Conference in Belem, Para State, Brazil, on November 11, 2025. [AFP] Uncertainty ...