President Obama's already shortened trip to Asia was canceled Thursday, the White House calling it a casualty of the government shutdown. The White House said Obama personally called the leaders of Indonesia and Brunei to deliver the news.

Twitter has filed to go public, and it will sell shares under the name TWTR. The IPO will initially seek to raise up to $1 billion. A look at what else the social media giant's IPO filing reveals about the seven-year-old company.

The GOP-led House passed a bill to temporarily fund the National Guard and Reserve, one of the series of smaller spending bills they've used to try to shift blame for the shutdown to Democrats. The Senate, controlled by Democrats, rebuffed it.

When medical research is published in a peer-reviewed journal, the presumption is that the study has been reviewed for accuracy. The advent of open-access journals has made it easier to get published. But when a journalist sent an obviously faked paper, dozens of open-access journals said they'd be happy to publish it, for a fee.

With the space agency largely grounded, employees Karen Nyberg and Mike Hopkins continue to orbit 250 miles above Earth aboard the International Space Station. While it's not clear they have all that much to do, their Twitter feeds show they may be getting creative — and perhaps a bit bored.

The fight over Mexican tuna, and whether it is truly fished using dolphin safe practices, rages on. Mexico recently won a two decade long fight to get its tuna labeled dolphin safe. The WTO this month ruled in its favor. But the U.S. still refuses to allow Mexican tuna with a dolphin safe label on store shelves. Mexico says it's had enough and is preparing to retaliate with trade sanctions on U.S. imports. Ensenada, Baja California, was once the thriving heart of the Mexican tuna industry.

As a result of the government shutdown, members of Congress have been forced to take on some additional responsibilities this week — the kinds of tasks typically handled by junior staffers and interns.

City officials say what's been a "generous" hotel program has to end, and they sent displaced families a letter saying they have to move out by Friday. But others say the city could have done more to help the storm's neediest victims stay out of homeless shelters.

There's been a near boom of Noah's arks around the world. The latest is in Miami, where a group wants to create a Noah's ark theme park with rides and gardens. The man behind a 450-foot long ark in the Netherlands says his goal is to spread his faith, but he thinks the appeal of the Noah story these days is obvious: climate change.

A team of eight people overseeing the critical foodborne illness tracking database PulseNet has been reduced to three. And a CDC division chief says that a multistate outbreak would push the remaining staff beyond their capacity.