Two strong earthquakes rock southern Philippines

Two strong earthquakes jolted the southern Philippines on Tuesday, authorities said, with the second damaging buildings and forcing the evacuation of hundreds of villagers from their homes.

Chelyabinsk a decade on: The sun's invisible asteroids

No one saw the Chelyabinsk meteor of February 15, 2013 coming—the largest asteroid to strike Earth in over a century. Just after sunrise on a sunny winter's day, a 20-meter, 13,000-ton asteroid struck the atmosphere over ...

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