Jacques Littlefield

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The UK scientist at the center of a controversy surrounding e-mails leaked from a leading UK climate research unit has admitted the strain of the affair led him to consider suicide.

Iran will inform the U.N. nuclear watchdog that it will begin enriching uranium to 20 percent on Tuesday, the country’s atomic chief said.

In a remarkable comeback, former Prime Minister Viktor Yanukovich seemed set Monday to become the president of Ukraine — five years after he was ousted in a populist pro-Western uprising dubbed the “Orange Revolution.”

Mission managers loaded the crew into the space shuttle Endeavour early Monday for a second attempt in as many days at getting into orbit.

Costa Rica elected its first female president, as the ruling National Liberation Party claimed a historic victory.

President Mahmoud Ahmadinejad ordered Iran’s atomic chief on Sunday to enrich uranium to 20 percent, in a fresh challenge to Western powers bidding to rein in Tehran’s galloping nuclear drive.

A male passenger and his wife were detained for questioning Sunday after a Dubai-bound flight from Mumbai, India was called back before take-off because of a security scare, the airline said.

An international human rights organization on Sunday faulted Israel’s investigation into alleged war crimes last year in Gaza.

Polls opened Sunday for the second round of Ukraine’s presidential elections — a bitter battle between a populist prime minister and the man she once helped oust.