As U.N. makes history on Earth Day, Leonardo DiCaprio reminds us not to rest on laurels
April 22, 2016, 2:31 p.m. by Russell McLendon
More than 170 world leaders signed the Paris Agreement on Earth Day 2016, but that's just the beginning.
How do you rescue a tangled porcupinefish? Very carefully.
March 25, 2016, 3:14 p.m. by Russell McLendon
Dodging sharp spines, a clever snorkeler uses a broken bottle to save a porcupinefish from a fishing net.