US jets drop unarmed bombs on Great Barrier Reef

US fighter jets dropped four unarmed bombs on Australia's Great Barrier Reef in an "emergency jettison" during a training exercise, officials said on Sunday, ruling out any risk to the public or environment.

The Population Bomb: How we survived it

World population will reach 7 billion this year, prompting new concerns about whether the world will soon face a major population crisis.

New disaster preparedness tool calculates casualty estimates

In the aftermath of a dirty bomb, hundreds or even thousands of victims could require medical attention. First responders conduct extensive training to prepare for such a cataclysmic event, but planning is difficult without ...

Facebook sets up safety check for Paris friends

Facebook launched a check-in feature to let people know that friends in Paris were safe after a series of bombings and shootings in the French capital killed at least 120 people on Friday.

US, Russia in dispute over computer attacks: report

Less than two weeks before President Barack Obama's visit to Moscow, the United States and Russia cannot agree how to counter the growing threat of cyberwar attacks that could wreak havoc on computer systems and the Internet, ...

Evacuations ordered as Florida braces for Hurricane Michael

Residents of northwest Florida had until early Tuesday to leave their homes ahead of Hurricane Michael, forecast to crash ashore midweek as a major Category 3 storm with "life-threatening" flash flooding possible.

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