Mirrors in Space? The FCC Just Approved a Sun-Reflecting Satellite, and Astronomers Are Worried

For now, a single satellite has been cleared for a test demonstration, but the company making it hopes to eventually launch 50,000 of them into orbit. [...]

15 things science says about friendship and what it does to your health

From immune function and blood pressure to brain scans and life expectancy, here is what researchers have found about the ways friendship shapes the body [...]

The Apple FaceID Co-Inventor Building a Frontier AI Model for the Human Brain

Gidi Littwin's new AI startup, Hemispheric, makes diagnostic brain scans for conditions like depression, PTSD, and Parkinson’s. He wants the technology to be as cheap and easy as a blood test. [...]

South Korea will give all 52 million citizens free AI access, becoming the first G20 nation to do so

South Korea’s Ministry of Science and ICT opened bidding on July 13 for a free, unlimited AI chatbot and public-service agent available to all 52 million residents. The programme, called “AI for E [...]