A Maryland family finds 15-million-year-old shark fossil in their backyard, and it's the most complete ever seen.

If you have time to watch a short video, make sure to check out this clip of divers at Race Rocks diving with sea lions!

Backscatter shot this awesome footage of manatees here in Florida. Make sure you watch this amazing video.

Selfies are all the rage right now, and one diver went out of his way to become the king of cool with his shark selfie!

Do you love invertebrates as much as we do? Check out these fantastic underwater photos of squids and octopuses from the 2014 Photo Contest!

These scuba diving sites are the best kept secrets in the sport — see how to dive these incredible locations!

Destinations highlighted this year in Scuba Diving's Top 100 Spotlight include: Raja Ampat, Bahamas, Maui, Palau and Grand Cayman.

Check out our list of the newest artificial reefs from around the world! Our list includes sites in Cyprus, Thailand and Florida!

An air-faring drone captured video of whale sharks and manta rays feasting on plankton off the coast of Isla Mujeres, Mexico — and the lucky snorkelers who joined them!