‘To the Future’: Saudi Arabia Spends Big to Become an A.I. Superpower

The oil-rich kingdom is plowing money into glitzy events, computing power and artificial intelligence research, putting it in the middle of an escalating U.S.-China struggle for technological influence.

In Silicon Valley, You Can Be Worth Billions and It’s Not Enough

Andreas Bechtolsheim, the first investor in Google, has an estimated $16 billion fortune. He recently settled charges that he engaged in insider trading for a profit of $415,726.

Reddit’s Long, Rocky Road to an Initial Public Offering

The site, a throwback to an earlier era of social media, is poised to go public as soon as next week. It hasn’t been easy to reach this point.

He’s Not Just Looking to Make a Quick Billion

Marc Lore, the entrepreneur behind Diapers.com and Jet.com, would like to disrupt food delivery. But he really wants to build a brand that actually lasts.