Planetary Defense is a concept very few people heard of or took seriously – that is until last week's humongous and totally unexpected meteor explosion over Russia sent millions of frightened residents ...

Space & Earth - Space Exploration

Feb 25, 2013 5 / 5 (6) 2

A dead 10-metre (32-feet) sperm whale has washed up on a Sydney beach, with rescuers struggling Thursday to remove it as the animal's blood runs into the water, attracting sharks.

Biology - Plants & Animals

Apr 28, 2011 3 / 5 (1) 2