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The clock is not intended to act as a literal countdown to doomsday.

The study, published in PLoS Genetics, is the first to suggest that low, brief exposures to bisphenol-A, or other estrogens such as those used in birth control but found …

Humanity has not been unlucky enough to observe at first hand the effects of a large impact, so to investigate whether a massive asteroid would spark off a global …

Whether or not the Keystone XL pipeline will transport tar sands oil from Canada through the US is a critical decisions affecting our future.

The likelihood of indigenous disenfranchisement can increase as a country becomes more prosperous.

Like homeowners who served to foam the runway for banks, students continue to be cannon-fodder for predatory lenders.

Despite Evo Morales' progressive policies in Bolivia, some say his government's form of change is not sustainable.

The existence of nuclear weapons makes Armageddon possible.

The Obama administration urgently needs to nominate a qualified individual as Undersecretary for Domestic Finance at the Treasury Department.