Second Opinion

Lyft lifts a stunning $60 million from Andreessen Horowitz, Yahoo makes its second acquisition this week, and for young analysts, it's college to investment bank to buyout fund, in just a few months. And so much more!

Inside Google's secret lab; Twitter is beefing up security following a spate of attacks on prominent media outlets; and Tesla's newest offering reaps more than $1 billion. And so much more!

Ireland to everyone: Hey, don't blame us for Apple's low tax rate. Vine is the latest social media concern for employers. San Francisco gets the Super Bowl in 2016. And so much more!

Will Tumblr "screw up" Yahoo? GE Ventures officially opens for business in Silicon Valley. Seamless and Grubhub have merged into an online food-ordering hydra. And so much more!

Is Yahoo acquiring Tumblr? We may find out on Monday. The IPOs of business software companies Tableau Software and Marketo both soared today. And SAC says it's done cooperating with federal securities regulators. And so much more!

A new comedy series about Silicon Valley written by Mike Judge was just picked up by HBO. It's looking likely that Groupon won't have a new CEO until next year. And 23andMe gene analysis shows this week's NVCA conference attendees have a higher-than-average chance of going bald. And so much more!

Demi Moore is after a piece of Ashton Kutcher's venture capital fund, Google+ gets more Pinteresting, and a tech M&A machine hits the brakes. And so much more!

Larry Page explains why he lost his voice. The payments startup Square unveils Stand, a countertop point-of-sale system. And does an MBA make you happy? And so much more!

Can a snooping scandal break Wall Street’s Bloomberg addiction? Bill Gates on Steve Jobs: We grew up together. And New York's attorney general asks Google, Apple and Samsung why, exactly, they can't render stolen phones inoperable. And so much more!

Roughly one-third of air passengers neglect to turn off their electronic devices during take-off or landing. By accident, really! The new proposal by Carl Icahn and Southeastern Asset Management for Dell presents some new complications. And so much more!