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Science

Black hole explosion could change everything we know about the Universe

Physicists have long believed that black holes explode at the end of their lives, and that such explosions happen — at most — only once every 100,000 years. But new research published in Physical Review Letters by physicists at the University of Massachusetts Amherst has found a more than 90% probability that one of these...

Blog

Tenório Jr: quem era o ‘gênio’ da bossa nova morto na Argentina e identificado agora, 50 anos depois

Crédito, Embaixada do Brasil na Argentina Legenda da foto, Tenorinho era considerado um grande talento da bossa nova Article Information Author, Vitor Tavares* Role, Da BBC News Brasil em São Paulo 13 setembro 2025, 17:39 -03 Atualizado Há 22 minutos Quase 50 anos após desaparecer em Buenos Aires às vésperas do golpe militar na Argentina,...

Technology

California lawmakers pass AI safety bill SB 53 — but Newsom could still veto

California’s state senate gave final approval early on Saturday morning to a major AI safety bill setting new transparency requirements on large companies. As described by its author, state senator Scott Wiener, SB 53 “requires large AI labs to be transparent about their safety protocols, creates whistleblower protections for [employees] at AI labs & creates...