Federal Web Sites Hit Hard By Cyber Attacks

Pennsylvania Governos Josh Shapiro speaks with CNN's Jake Tapper

Donald Trump argues presidents can't have the threat of prosecution hanging over them. But would that make them above the law?

Business leaders across a range of industries agreed in a Wednesday discussion that the acceleration with which AI can transform society is practically unprecedented—and that, with proper regulation, that should be a good thing. “This thing is so transformational,” said Booking Holdings CEO Glenn Fogel, speaking at the TIME100 Summit.

CEOs of start-ups and big tech companies spoke at the TIME100 Summit on Wednesday about innovating with artificial intelligence in an ethical way, just moments before a spirited debate on the future of the technology. “Regulation and innovation are two sides of the same coin,” said Rosanne Kincaid-Smith, Group Chief Operating Officer of Northern Data Group, which is a signature partner of the TIME100 Summit.

Enlarge / M82, the site of what's likely to be a giant flare from a magnetar. (credit: NASA, ESA and the Hubble Heritage Team) Gamma rays are a broad category of high-energy photons, including everything with more energy than an X-ray. While they are often created by processes like radioactive decay, few astronomical events produce them in sufficient quantities that they can be detected when the radiation originates in another galaxy. That said, the list is larger than one, which means detecting gamma rays doesn't mean we know what event produced them.