NEW YORK - The government is lowering the recommended amount of fluoride in drinking water because some kids are getting too much, causing white splotches on their teeth.
KATHMANDU, Nepal - As the death toll from Nepal's devastating earthquake climbed past 4,000, aid workers and officials in remote, shattered villages near the epicenter pleaded Monday for food, shelter and medicine.
DANANG, Vietnam - When Richard Parker left Vietnam in 1970, he planned to leave his memories of napalm attacks firmly in the past. Instead, as time marched on, they haunted him.
AMHERST, Mass. - If a picture is worth a thousand words, then Jonathon Keats figures a picture can also span a thousand years.
WASHINGTON - A presidential election just getting into gear provided President Barack Obama plenty of new material to work with on the night he describes as Washington celebrating itself.
KATHMANDU, Nepal - Sleeping in the streets and shell-shocked, Nepalese cremated the dead and dug through rubble for the missing Sunday, a day after a massive Himalayan earthquake killed more than 2,200 people. Aftershocks tormented them, making buildings sway and sending panicked Kathmandu residents running into the streets.
HONOLULU - A bill that would make Hawaii the first state to raise the legal smoking age to 21 cleared the Legislature on Friday and is headed to the governor.
VALDOSTA - Student demonstrators who walked on an American flag to protest racism sparked a countermovement, prompting a south Georgia university to cancel classes Friday ahead of a rally that drew a large crowd to Valdosta.
DUBLIN - Laurens County closed all of its public schools Friday after an estimated 150 children went home sick the day before with what health officials suspect is highly contagious norovirus.
SAN FRANCISCO - Google is about to change the way its influential search engine recommends websites on smartphones in a shift that's expected to sway where millions of people shop, eat and find information.
DECATUR - A man accused of killing three men as they slept outside and a woman walking to her car near Atlanta initially set out to rob people but was driven by a "bloodlust" after killing his first victim, according to a court filing.
SARATOGA SPRINGS, N.Y. - After the Civil War ended in April 1865, statues depicting Union and Confederate soldiers went up across the country, from New England squares to Southern courthouses. A century and a half later, these weathered "Silent Sentinels" still stand guard, rifles at the ready, gazing off in the distance.
The last man to shoot an American president now spends most of the year in a house overlooking the 13th hole of a golf course in a gated community.
Editor's note: On April 19, 1995, a former U.S. Army soldier parked a rented Ryder truck packed with explosives outside a federal building in Oklahoma City. The blast killed 168 people and injured more than 500 others, and the attack is the worst homegrown terror attack on American soil.
NASHVILLE, Tenn. - The Bible usually unites Republicans in conservative Tennessee, but lately it is proving to be - as an epistle writer put it - more powerful and sharper than a double-edged sword.
HOUSTON - Homeowners dragged soggy carpet to the curb and mopped up coffee-colored muck Wednesday after a barrage of storms and floods in Texas and Oklahoma left at least 19 people dead and a dozen others missing.
WASHINGTON - Global warming will bring much more sneezing and wheezing to Europe by mid-century, a new study says.
WASHINGTON - Sticky plaque gets the most attention, but now healthy seniors at risk of Alzheimer's are letting scientists peek into their brains to see if another culprit is lurking.
ARLINGTON, Va. - President Barack Obama on Monday saluted Americans who died in battle, saying the country must "never stop trying to fully repay" them for their sacrifices. He noted it was the first Memorial Day in 14 years without U.S. forces engaged in a major ground war.
WASHINGTON - The roar of motorcycle engines filled the air in the nation's capital on Sunday as thousands of bikers saluted military veterans with the Rolling Thunder "Ride for Freedom."
WASHINGTON - The Islamic State group's takeover of Ramadi is evidence that Iraqi forces do not have the "will to fight," Defense Secretary Ash Carter said, in the harshest assessment yet from a high-ranking Obama administration official of Iraqi fighters and the loss of the provincial capital
The oil pipeline leak that fouled a stretch of California coastline this week reflects a troubling trend in the nation's infrastructure: As U.S. oil production has soared, so has the number of pipeline accidents.
NEW YORK - Wal-Mart's push to get its suppliers to give farm animals fewer antibiotics and more room to roam is expected to have a big impact on the food industry, experts say.
Former undercover agent Jay Dobyns says people can be forgiven for thinking Sunday's biker bloodbath in Waco, Texas, was a throwback to a bad 1970s movie.
WACO, Texas - A shootout among rival biker gangs at a popular Central Texas restaurant left nine people dead and 18 injured, and it sent panicked patrons and bystanders fleeing for safety, a police spokesman said Sunday.
WASHINGTON - Nearly 1 in 4 surveyed U.S. students say they have been bullied in school. That's an improvement, but the prevalence reinforces just how difficult the problem is to solve.
BOSTON - A jury sentenced Dzhokhar Tsarnaev to death Friday for the Boston Marathon bombing, sweeping aside pleas that he was just a "kid" who fell under the influence of his fanatical older brother.
LAS VEGAS - B.B. King, whose scorching guitar licks and heartfelt vocals made him the idol of generations of musicians and fans while earning him the nickname King of the Blues, died late Thursday at home in Las Vegas. He as 89.
NEW YORK - Drivers who have seen a steady rise in the price of gasoline can relax: They will almost certainly be paying far less for gas this summer than they have in at least six years.
PHILADELPHIA - Daylight on Wednesday revealed the destruction and devastation caused by an Amtrak train derailment in Philadelphia that left at least six people dead and injured dozens more, several critically, as survivors recalled a terrifying wreck that plunged them into darkness and chaos.