The appearance of Khalid Sheik Mohammed and four other men in a military courtroom at Guantanamo Bay, Cuba, ends a nearly decade-long back and forth over how best to try the men the U.S. says helped plan, pay for and execute the Sept. 11 attacks.
Khalid Sheikh Mohammed — or KSM, as he is known — has claimed that he was the mastermind of the attacks "from A to Z." But his ties to terrorism, by his own admission, go beyond that one plot. KSM saw himself as the sun around which his network revolved.
Head outside at sunset tonight and look up at the sky. If the full moon seems a tad larger than normal to you, that means one of two things: You are exceptionally perceptive, or you were already expecting to be dazzled, after hearing some of the buzz about this year's "supermoon."
It turns out that all full moons are not created equal. That's because the moon's orbit around the Earth isn't a perfect circle — it's an ellipse. And tonight, we're in luck.
One of four versions Edvard Munch made of his masterpiece, The Scream, one of the most recognizable works of art in the world, was auctioned at Sotheby's this week for a record-setting price: $119 million.
Another football tragedy this week renews questions about the safety of the game that made many stars rich, but at some cost. Also, it may be closing time for one of the all-time greats. Over in hockey playoffs, are they going Hollywood? Host Scott Simon talks with Howard Bryant of ESPN.