WEEK IN PHOTOS: Ugliest Dog, "Miracle" Birth, and More
Filipino inmates dance to "Thriller," a girl rests 1,400 feet in the air, and an elderly ape has a baby in this week's best news photos.

  "Diamond Dust" Snow Falls Nightly on Mars
Ice crystals drifting from Martian clouds resemble the glittering precipitation that falls in Earth's Arctic regions during winter, new data show.

  Tunguksa Blast Mystery Solved by Space Shuttle?
Rare "night shining" clouds linked to the 1908 Russian event and plumes from shuttle launches suggest that the blast was caused by an icy comet, a new study says.

  July 4th Facts: Fireworks, Founding Fathers, and More
From artillery shows to hot dog eating, learn how Americans have celebrated the Fourth of July over the centuries.

  PICTURES: World Wonders Added to UN Heritage List
The Tower of Hercules, a sacred mountain, and royal tombs are among the sites recognized for their universal value to humanity during a 2009 World Heritage Committee session.

  STATUE OF LIBERTY PICTURES: Rare Views, Inside and Out
Before it reopens on the Fourth of July, get an insider's eye on the Statue of Liberty--the inside of her face, the little-known ladder to the torch, and more.

  Brain-Controlled Wheelchair Is "95 Percent Accurate"
A new brain-computer interface turns thought into action with lightning speed, allowing precise piloting of a wheelchair, experts say. Their advice: "Imagine playing the piano or jogging."

  Rare Albino Whale Spotted
Migaloo, a twentysomething rare white humpback whale was seen this week along Australia's east coast, where he's migrating northward with other humpbacks. Video.

  PHOTOS: Giant Rays' "Feeding Frenzy" Spots Protected
An Indian Ocean island nation has created three new ocean sanctuaries, including a tropical bay where hundreds of 12-foot manta rays and 40-foot whale sharks feast on swarms of plankton and krill.

  Statue of Liberty Facts: July 4th Reopening and More
As the Statue of Liberty's crown is readied for reopening this Fourth of July, stock up on intriguing Lady Liberty facts for this weekend's barbecue banter.