The Download: AI in warfare, and US climate policies

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Inside the messy ethics of making war with machines In recent years, intelligent autonomous weapons—weapons that can select and fire upon targets without any human input—have become a […]

Mandiant: the use of AI to conduct politically-motivated online influence campaigns has grown in recent years, but the impact of such campaigns has been limited (Zeba Siddiqui/Reuters)

Zeba Siddiqui / Reuters:Mandiant: the use of AI to conduct politically-motivated online influence campaigns has grown in recent years, but the impact of such campaigns has been limited  —  Google-owned U.S. cybersecurity firm Mandiant said on Thursday it had seen increasing use of artificial intelligence (AI) …

A look at studies saying LK-99 is not a superconductor and that impurities in the material were responsible for its superconducting-like behaviors (Dan Garisto/Nature)

Dan Garisto / Nature:A look at studies saying LK-99 is not a superconductor and that impurities in the material were responsible for its superconducting-like behaviors  —  You can also search for this author in  —  PubMed Google Scholar  —  Researchers seem to have solved the puzzle of LK-99.