It's a shark-eat-shark world out there. A small shark (a smooth dogfish) was swallowed whole by a very hungry sand tiger shark. University of Delaware ORB Lab. Aug. 19, 2013, 2:56 PM EDT.

So much of nature is just as ominous as it is beautiful. And that’s definitely true of the sand dunes in Slowinski National Park, Poland. Set along the country’s Baltic coastline, the 186.18 ...

The 6-year-old boy who spent more than three hours trapped under 11 feet of sand is expected to recover with only mild lung injuries, doctors at the University of Chicago Medicine Comer Children ...