So when a dead blue whale washed ashore in Trout River, Newfoundland, last week, the Internet had to know: Would it explode? Helpfully, one expert made us a handy web site: hasthewhaleexplodedyet.com.

A battle between a megalodon and a blue whale sounds thrilling on paper, but in reality, these giants were separated by millions of years, which might be for the best. The megalodon, an enormous shark ...