The Obtain: America’s gun disaster, and the way AI video fashions work

This week, the Trump administration launched a method for enhancing the well being and well-being of American youngsters. The report was titled—you guessed it—Make Our Youngsters Wholesome Once more. It suggests American youngsters needs to be consuming extra healthily. And they need to be getting extra train.

However there’s a evident omission. The main reason for demise for American youngsters and youngsters isn’t ultraprocessed meals or publicity to some chemical. It’s gun violence. 

This week’s information of but extra high-profile shootings at faculties within the US throws this disconnect into even sharper reduction. Consultants imagine it’s time to deal with gun violence within the US as what it’s: a public well being disaster. Learn the total story.

—Jessica Hamzelou

This text first appeared in The Checkup, MIT Expertise Evaluation’s weekly biotech e-newsletter. To obtain it in your inbox each Thursday, and skim articles like this primary, join right here.

How do AI fashions generate movies?

It’s been an enormous 12 months for video technology. Within the final 9 months OpenAI made Sora public, Google DeepMind launched Veo 3, and the video startup Runway launched Gen-4. All can produce video clips which are (virtually) inconceivable to tell apart from precise filmed footage or CGI animation.

The draw back is that creators are competing with AI slop, and social media feeds are filling up with faked information footage. Video technology additionally makes use of up an enormous quantity of vitality, many instances greater than textual content or picture technology.

With AI-generated movies all over the place, let’s take a second to speak in regards to the tech that makes them work. Learn the total story.

—Will Douglas Heaven