From the unconventional and awe-inspiring to the hilarious and heartwarming, here's a look at some of the most interesting photos, videos and stories that have our newsroom talking today. What's capturing your attention, filling your inbox and cluttering your Facebook/Twitter feed? Tweet us the stories you're talking about using #InstantIndex or email us at ABC.WorldNews@abc.com and they could appear on World News.

Small Plane Makes Emergency Landing on Chicago Highway After his plane began shaking violently over downtown Chicago, a pilot was forced to land on the side of a highway. He spotted Lake Shore Drive, a scenic but busy highway along Lake Michigan. He waited for a moment when traffic was stopped, waiting at red lights. "The way stoplights are sequenced, they all turn red, they all turn green," he said. "So I was in between those sequences and I had the whole road. It was like having a runway to myself." The landing was a charm and no one was hurt. "Pray before you fly," the pilot said he learned from the landing. Takeout Cup More Expensive Than the Coffee Beans, Study Finds A new study in the U.K. found that when you order that high-priced, takeout coffee, what you're really paying for is the cup. In a medium cappuccino, the coffee, flown all the way from South America, costs just about 13 cents, but the cup you put it in costs twice as much.

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Mick Jagger to Be a Great-Grandpa From "bad boy" to "sir," Mick Jagger will soon have a new title: great-grandpa. His 21-year-old granddaughter Assisi is expecting a baby with her long-time boyfriend. If you've been keeping track, Jagger has seven children by four women, and four grandchildren. The 70-year-old Rolling Stones front man is reportedly thrilled about the news.