A harbor porpoise comes up for air near the Golden Gate Bridge. The porpoises are returning to the bay in growing numbers after a 60-year absence.
Credit Isidore Szczepaniak / Golden Gate Cetacean Research
A group of harbor porpoises in San Francisco Bay, photographed from the Golden Gate Bridge. Harbor porpoises haven't been seen in the bay since the 1930s. Researchers believe World War II activity may have contributed to their disappearance. The Navy strung a seven-mile underwater net across the mouth of the bay to keep out enemy submarines.
Credit William Keener / Golden Gate Cetacean Research
Bill Keener (left) and Jonathan Stern search for porpoises under the Golden Gate Bridge. Water quality has dramatically improved since the 1970s, which may be bringing the porpoises back.
Something that has been missing from San Francisco Bay since World War II appears to be making a comeback: Harbor porpoises are showing up in growing numbers, and researchers are trying to understand why they're returning.
The walkway across the Golden Gate Bridge is almost always packed with people taking photos. But Bill Keener isn't here for snapshots of the stunning views. He's aiming his massive telephoto lens at a dark shape in the water 200 feet below.
Ah, we still do the town on New Year's Eve, but tearing the goal posts down is now verboten. Deemed too dangerous. In fact, as our new year approaches, it's a good time to look back on several other things in sport that have long since faded away.
Who remembers, for example, that at the end of each inning in the field, baseball players would just chuck their gloves onto the grass behind their position, leaving the field littered with mitts. All game long.
A company that provides identity protection services is sifting through the data released by hackers over the holiday weekend and and they're detailing what hackers were able to steal from Stratfor, a security think tank.
If you haven't heard, hackers who claim an affiliation with the group Anonymous broke into the servers of Stratfor, made public some data and used some of the stolen credit card numbers to, in some cases, make charitable donations.
Mitt Romney's campaign stops Tuesday in New Hampshire, at small restaurants with largely invited crowds, featured lofty patriotic themes and seemed designed to help him lock down his current base of support in the Granite State.
"America the Beautiful," the Founding Fathers, the Declaration of Independence and the Constitution were referenced by the GOP presidential contender during his last bit of stumping in New Hampshire before heading off for a three-day bus tour of Iowa, which holds its caucuses in a week.
The United States Treasury has decided not to accuse China of manipulating its currency. Instead, the Obama administration acknowledged that the yuan, which is also known as the renminbi, was appreciating but not at an "insufficient" rate.
Sean Collins created a way for surfers to learn about where the best waves are just about anywhere in the world and in the process became a legend in the surfing community. Monday, at the age of 59, he died.