Tumblr: 108M blogs and 51 billion posts are worth more than $1.1B

Tumblr, which famously hates advertising and only started trying to make money after five years in existence, is in a bit of a pickle, as its $125 million in funding is running out, giving the service only a few-month window in which to raise a new round or find a sugar daddy.

Astrid next? Yahoo CEO Marissa Mayer is already 6-for-6 on acquisition shutdowns

Yahoo CEO Marissa Mayer has acquired seven companies since taking the helm of the once-foundered search/media company. Each of the first six has been shut down.

41 of the Fortune 500 companies are tech companies (and here they are)

Apple’s in the top 10 for the first time ever, Facebook hits the list, and Dell sells more than Google as Fortune Magazine released its Fortune 500 companies today, ranking the top 500 companies by global income.

Notable this year …

Yahoo acquires to-do app Astrid, to continue service ‘as is’ for 90 days

Yahoo has acquired 4 million user to-do app Astrid, which allows users to create task lists on Android and iOS phones and tablets, as well as the web. No financial details were released.

Funding Daily: Personalized web, ‘big data,’ Yahoo Japan, and marketing automation

Wednesday was a fairly busy day for deals, with old-industry blue chipper GE investing big into a new platform as a service company, Yahoo Japan investing in U.S. startups, and API management company 3scale announcing new funding to grow faster.

Google Now for the web: Google testing a much more data-heavy home page

In the early 2000's, then-Google VP of user experience Marissa Mayer used to get mysterious emails from a complete stranger, each containing only a single number: 45, 52, 56.

Marissa Mayer’s 6-month bonus from Yahoo: $1,000,000

In six months under Mayer, Yahoo's stock price has jumped from $15 to $23, adding over $17 billion in market value to the still-slumbering purple giant.

Suck it up, Marissa: Working from home just grew 35%

The latest U.S. census data says that working from home for at least one day a week grew 34 percent, and this comes just a couple of weeks after CEO Marissa Mayer famously killed Yahoo's telecommuting policy.

China’s $265 billion e-commerce world (infographic)

Alibaba predicts that 2013 will be the year that Chinese e-commerce surpasses U.S e-commerce, with $265 billion in sales compared to a projected $230 billion for America, and that total Chinese online sales will reach $445 billion in 2015.

Google exec Jennifer Dulski joined Change.org to change the world — and ‘pay it forward’ for women leaders in tech

Early in her career former Yahoo and Google exec Jennifer Dulski was mentored by a woman who changed her life. Today was her first day of work as the new CEO of Change.org, where she's planning to help 25 million users change the world.

Technology 2012: The year’s winners and losers

In every year, there are winners and losers: companies, devices, operating systems. Here's our look at some of the biggest successes and failures of 2012.

Yahoo continues quest to buy top mobile talent with OnTheAir deal

Marissa Mayer is making good on a promise to buy Yahoo's way to mobile dominance with the talent acquisition of the team behind OnTheAir.

Coach Mayer’s game plan for a Yahoo comeback: mobile, partnerships, and acqui-hires

In her first public interview as Yahoo's CEO, Marissa Mayer channeled Vince Lombardi, the legendary former coach of the Green Bay Packers, to explain how she prioritizes her demanding life.

How a Chinese e-commerce company racked up $3 billion in sales in just one day

When you're looking to scale quickly, it helps to be a high-growth company in a high-growth industry in a high-growth country.

Marissa Mayer buys Stamped in mobile talent grab for Yahoo

Newly minted Yahoo CEO Marissa Mayer has purchased Stamped, a mobile recommendations-focused startup with a team of talented ex-Googlers, to help the company catch up to competitors far ahead in the all-important race for mobile mindshare.

Yahoo crazy-time continues: CRO Michael Barrett on his way out

Hot on the heels of nabbing Google’s Henrique De Castro to be its new COO, it looks like Chief Revenue Officer Michael Barrett will soon exit the company in preparation for a new CRO.