Airline miles are some of the most coveted credit-card rewards out there, but they're also among the least understood. And that's simply because they're hard to pin down: the value of your traditional mile is fickle, changing from one booking to the next, even if you swiped your card just as much as your normally would.

Read more: How to Get the Most Out of Travel Rewards

The Bible says Jacob's brother sold his birthright for a mess of stew. Today, warn financial watchdogs, America's pensioners are in danger of accepting what can sometimes be a comparably smelly deal: "Sell us your pension benefits," say advertisement, "and we'll give you one big lump sum now, up front."For somebody who's facing doctor bills or has missed a mortgage payment, a lump sum can be tempting. Partly for that reason, pensioners in growing numbers are accepting such offers, say financial regulators. But not all offers are legal, and some contain hidden costs.

Read more: Goodbye Pension, Hello Cash: Danger Ahead

One doctor explains how to enlist the surprising power of your mind to feel better—every day.

Read more: How to Think Yourself Well

How to avoid twenty-first century health problems, from tablet neck to earbud-related hearing loss.

Read more: 5 Modern-Day Health Woes, Solved

The silver memory box was the couple's only memento of their stillborn son.

Read more: Couple Pleads for Son's Stolen Ashes

If convicted murderer Jodi Arias is sentenced to death this month for killing her ex-boyfriend Travis Alexander, she will be the third woman on death row in Arizona, which has not executed a woman since 1930.

Read more: Arias Could Be 3rd Woman on Ariz. Death Row

North Korea's Kim Jong Un's send top party-military official to China as 'special envoy'
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Read more: NKorea Sends 'Special Envoy' to China

Report: Garcia apologizes for saying he'd serve Woods "fried chicken"
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Read more: Golfer Apologizes to Tiger for 'Fried Chicken' Remark

The bipartisan Senate "Gang of Eight" held together despite an onslaught of amendments and some efforts to kill their comprehensive immigration reform bill.

Read more: Immigration Reform Moves to Senate

Man agrees to 2-year prison term for vandalizing 1929 Picasso painting at Houston museum
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Read more: Man Enters Plea in Picasso Vandalism