WASHINGTON (AP) -- People and businesses underpaid their taxes by an estimated 17 percent in the most recent year studied, failing to send the government a massive $450 billion that it was owed, according to an Internal Revenue Service report released Friday.

RICHMOND, Va. (AP) -- Items as small as a hairpin and as big as a chunk of the Titanic's hull are among 5,000 artifacts from the world's most famous shipwreck that are to be auctioned in April, close to the 100th anniversary of the disaster.

WASHINGTON (AP) -- If you've been putting off repairing a peeling windowsill, or you're thinking of knocking out a wall, listen up: Check how old your house is. You may need to take steps to protect your kids from dangerous lead.

WASHINGTON (AP) -- It's one thing to make an object invisible, like Harry Potter's mythical cloak. But scientists have made an entire event impossible to see. They have invented a time masker.

WASHINGTON (AP) -- If you earn less than $200,000 a year, there's a strong chance you don't have to worry about an Internal Revenue Service audit. But if you make more than $1 million annually, the odds have been rising that you'll be hearing from the tax man.

BILLINGS, Mont. (AP) -- A dog that was feared dead after he was swept away in a weekend avalanche that killed his owner showed up four days later at the Montana motel where his owners had stayed the night before going backcountry skiing.

SANTA ANA, Calif. (AP) -- Homeless people in Orange County were put on alert by police and advocates concerned that they're the target of a serial killer who has already slain three homeless men.

WASHINGTON (AP) -- As HBO considers making a movie about Marion Barry with Eddie Murphy in the title role, the real Barry is doing something that comes naturally: running for re-election in the nation's capital.

BROWNING, Mont. (AP) -- Two wildfires on Montana's Blackfeet Indian Reservation burned thousands of acres, forced scores to evacuate and destroyed several buildings overnight, but rain helped firefighters and volunteers get a handle on the blazes on Thursday.

OGDEN, Utah (AP) -- A shootout erupted when police raided a Utah house on Wednesday evening, killing an officer and seriously wounding five others and the suspect, authorities said.