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Ireland must recover up to 13 billion euros ($14.6 billion) in unpaid taxes from Apple, Europe's top regulator ruled on Tuesday.

George Washington University has hired a former Islamic extremist to work at its center on homeland security -- a man who once denounced the United States and made threats against the creators of the TV series "South Park" for depicting the Prophet Muhammad in a bear suit.

The first season of podcast, which has had three seasons to date, followed Gimlet Media's brainchild Alex Blumberg during the ups and downs of launching the company back in 2014.

A top US general said Tuesday that ISIS fighters defied their leader's orders to fight to the death in a recent battle, instead retreating to the north.

The tax battle between Apple and the European Commission can seem abstract, especially if you've actually read the EC competition arm's explanation of why it is demanding Apple pay $14.5 billion of back taxes.

Some doctors may be milking their better-insured patients. When looking at 2013 insurance claims from nearly 1.5 million adults with commercial insurance, researchers found that just under 8% of people had received "low-value services," with the research defined as providing little value to patients, given all the costs and alternatives.

Scientists have just reconstructed the genome of an ancient plague, which may shed new light on how certain diseases can either mysteriously disappear or continue to evolve and spread.

Jeb Bush hammered Donald Trump Thursday after the Republican presidential nominee appeared open to major shifts on his immigration platform -- several of which echoed the former Florida governor's during the GOP primary fight.

Even with an entire universe to explore, our own solar system is still full of mysteries. Welcome the newest members of our space family, found only recently in the "no man's land" beyond Neptune.

Could we have finally made contact with a far-away alien civilization? Probably not, but astronomers engaged in the search for extraterrestrial intelligence (SETI) have picked up a "strong" signal about 64 light years away. Best-case sci-fi scenario, the signal is from an advanced extraterrestrial race. Worst case, it's just an anomaly.

President Barack Obama on Tuesday reduced the prison sentences of more than 100 Americans convicted of drug crimes, the second large batch of commutations this month.

Some mega-adorable pictures of a set of grandparents wearing matching outfits were posted to Twitter last night, and we honestly can't get enough.

Governor Chris Christie on Tuesday vetoed a bill that would have gradually raised the state's current minimum wage of $8.38 to $15 by 2021.

They appear after shark attacks, marathons, earthquakes and even terrorist attacks like the one in Paris last year. And they have appeared en masse most recently in images of migrants and refugees attempting deadly crossings of the Mediterranean Sea to reach Europe.

Add Tony Stewart to the chorus of sports figures weighing in on Colin Kaepernick, who recently sat in protest during the national anthem during an NFL preseason game.

Sen. Tim Kaine leaned further into the role of vice presidential attack dog Tuesday, suggesting Donald Trump wouldn't stand up to a potential Russian hack of the American election.

The private space company has been determined to master landing its rockets after launch so they can be reused later -- rather than just discarding them after a mission. SpaceX has succeeded in landing five rockets since December 2015, and CEO Elon Musk said earlier this year that he's ready to put one of them back in space.

A truck bomb exploded Tuesday outside the Somali presidential palace and the popular Somali Youth League Hotel in Mogadishu, police told CNN.

Gene Wilder and Gilda Radner's first meeting was like a scene out of a romantic comedy, complete with a funny kicker. In fact, the same can be said of much of their Hollywood romance.

Former Reagan solicitor general Charles Fried: Clinton was right to call out Trump for his ties to the extreme right