Robert De Niro (left) plays Jonathan Flynn, the father of writer Nick Flynn (played by Paul Dano) who shows up at his son's workplace: a homeless shelter. David Lee/Focus Features hide caption
A map of neurons of the mouse retina, reconstructed automatically by artificial intelligence from electron microscopic images. A. Zlateski based on data from K. Briggman, M. Helmstaedter, and W. Denk/MIT/Seung hide caption
After the earthquake, workers were sent inside Reactor 1 at the Fukushima plant to release some of the pressure building up inside the reactors. Frontline hide caption
A woman walks past a banner placed around the perimeter of the Rand Afrikaans University in Johannesburg on World AIDS Day. The university used the banner to raise public awareness about AIDS and the devastating toll the disease has had in South Africa. Paul Botes/AP Photo hide caption
The cast of The Muppets includes (left to right) Floyd Pepper, Fozzie Bear, Lew Zealand, Janice, Swedish Chef, Camilla The Chicken, Dr. Bunsen Honeydew, Gonzo, Scooter and Beaker. Scott Garfield/Disney hide caption
Leonardo DiCaprio plays J. Edgar Hoover in J. Edgar, a biopic written by Dustin Lance Black. Warner Bros. Pictures hide caption
Gambon's character slips in and out of feverish dreams in which his doctors and nurses start to sing and dance. BBC hide caption
Barney Rosset paid $3,000 for Grove Press in 1951. Then he used the company to help tear down American obscenity laws of the 1950s and '60s. Jim Cooper/AP hide caption
Orange You Glad We Wound Up Here? George (Paul Rudd) and Linda (Jennifer Aniston) play an unemployed Manhattan couple who stumble into a hippie farming commune whose denizens include characters played by Justin Theroux and Alan Alda. Gemma La Mana/Universal PIctures hide caption