As vessels become more porous, researchers say, they allow toxins in the bloodstream to reach, and damage, delicate brain cells and raise the risk for dementia.
For 62 years, Saudi Arabia has been ruled by sons of the founder of the Kingdom, Abdul Aziz. Robert Siegel talks to Middle East specialist Joseph Braude about Saudi succession.
Alberto Nisman, who accused the Argentine leader of covering up Iran's role in a 1994 terrorist attack, was found shot dead in his apartment on Sunday.
The Houthis, who control the capital, Sanaa, are apparently hoping to exploit a power vacuum left by the resignation of President Abed Rabbo Mansour Hadi and his government.
Young couples would prefer to share responsibilities equally at work and at home, a study finds. But they realize that workplace policies and child care can make that a tough go in real life.
Grenades and blades were also found. In most cases, people forgot they had them. Our favorite discovery: a knife in an enchilada. The TSA said "the passenger's intent was delicious, not malicious."
The chief supporter for medical marijuana in the Georgia legislature plans to introduce a modified version of the bill that would clear the way for it Monday.
Many of us take antibiotics when we get tummy troubles in developing countries. Scientists say this opens the door for a dangerous visitor in the GI tract. These microbes can stick around for months.
King Salman, 79, presided over the transformation of the Saudi capital, with a record of good governance, but he isn't known as a reformer and is unlikely to shift the course of Saudi politics.
The rebels are reported to have seized control of the Donetsk Airport days after the Kiev government had declared it had taken the destroyed facility.