Week at a glance: All stories

7:07pm: Lots of attention is paid to college graduation rates of lower-income students, but many middle-class kids don't finish their bachelor's degrees either. More
4:50pm: Tennessee wants the FCC to butt out of state affairs, so it can get back to limiting the expansion of Chattanooga's city-built, super-fast Internet. More
4:32pm: Here's a roundup of where some powerful Silicon Valley investors stand. More
3:55pm: If you're one of the lucky few for whom college won't break the bank, or even make a dent in your account, a private jet company will take you to campus visits, for $43,500. More
3:13pm: Facebook announced seven big changes coming to its platform this year at its F8 developers conference. More
2:46pm: After four weeks of testimony, Ellen Pao's case against Kleiner Perkins is finally coming to a close. More
2:46pm: Wall Street is worried about the economy after the latest in a string of alarming reports. More
2:44pm: RadioShack is attempting to auction off the emails, phone numbers and home addresses of millions of customers, but states are objecting. More
2:36pm: Homebuilder stocks are back at 2007 levels. Are consumers and investors getting too giddy? Housing demand could slow if the Fed raises rates and mortgage rates move up as well. More
1:43pm: Warner Brothers, the owner of the studio tour, is reviewing how animals on the tour are treated in response to PETA's own investigation. More
1:34pm: Beijing has told grannies to stop dancing in public unless they stick to 12 government-approved routines. More
12:54pm: Several Germanwings pilots refused to fly on Wednesday, a day after the airline's flight crashed in the French Alps, killing 150 people. More
12:19pm: A painting by Pablo Picasso, "Les femmes d'Alger" is expected to set a new record when it goes up for auction in May. More
11:54am: Elaine Wynn launches political campaign to avoid being kicked off the board of the casino empire she co-founded with her ex-husband. More
11:46am: Consumer Product Safety Commission is investigating whether Chinese-made laminate sold by Lumber Liquidators has unsafe levels of formaldehyde. More
11:31am: Heinz and Kraft are merging. It's the latest bet on American taste buds by Warren Buffett. Is the Oracle of Omaha going to try and buy even more food companies? More
11:29am: The BBC has to figure out how to revive Top Gear after sacking its controversial star Jeremy Clarkson. More
11:21am: The largest for-profit university in the United States is losing money, students and credibility quickly. More
11:11am: Someday, you'll be able to pay your bills via Gmail. More
11:00am: The Fox News host told David Letterman that he has never fibbed on the air. More
10:23am: Y Combinator president Sam Altman says there's no bubble -- that companies like Uber, Dropbox and Pinterest will be worth double in five years. More
10:13am: The crash of a Germanwings plane in France has put the safety record of European airlines under scrutiny. More
9:56am: If you've been considering putting your home on the market, here's what you need to know. More
9:53am: Porsche sold many expensive sports cars last year and wants to share the spoils with its 14,600 workers. More
9:07am: If you won't stop speeding, the S-Max will do it for you. More
8:24am: Facebook announces a new feature that resurfaces things users posted one or more years ago on a given day. More
8:24am: Heinz-Kraft deal brings together iconic food brands including Heinz Ketchup, Kraft Macaroni & Cheese and Jello. More
8:15am: New credit cards are coming, and they won't even be that great. It looks like 2015 will be a bumpy road for everybody -- banks, stores and shoppers. More
7:32am: Parts maker Delphi confirms two of its Spanish employees were among victims of crash of Germanwings flight. More
6:30am: Here's what you need to know about the markets before you start your business day. More
5:29am: Kraft is merging with Heinz to create the world's fifth-largest food and beverage company. More