White dolphin spotted swimming off California coast

A white Risso's dolphin was spotted Friday by a group of whale watchers off the Southern California coastline.

PHOTOS: Florida diver comes face-to-face with massive bull shark

“A fish had grabbed the chunk of bait and run toward me for cover, before getting scared and dropping the chunk. This set me up for a shot that’s even too close for my 20mm lens.”

China's Zhuron Mars rover sends back first images

China's Mars rover — which has ground-penetrating radar, a laser, and sensors to gauge the atmosphere and magnetic sphere — has begun to transmit images of the Red Planet.

Mountain lion spotted roaming residential streets of San Francisco

People who live in the Bernal Heights and Portola areas of San Francisco are being warned about a mountain lion that is roaming the area.

Video shows spherical UFO off California disappearing into ocean

U.S. Navy footage released by filmmaker Jeremy Corbell and confirmed as authentic by the Pentagon shows a spherical UFO flying off the coast of San Diego before mysteriously disappearing into the ocean.

Diver takes adorable 'selfie' with pufferfish off Australian coast

A diver in Australia snapped a selfie with an adorable pufferfish that seemed all too happy to pose for a picture with her.

Report on government knowledge of UFOs to be turned over to Senate June 1

The truth is out there, and the Senate is prepared to see a compiled detailing of what military and other government agencies believe to be the truth about decades of sightings.

400-pound loggerhead turtle killed on Florida roadway

Brevard County sheriff's deputies say a 400-pound loggerhead turtle was run over by a car on State Road A1A in Indialantic. Deputies received a call at 5:16 a.m. on Wednesday reporting a traffic obstruction on the roadway.

Friendly manatee surprises 2 women in canoes at Fort DeSoto Park

Two women canoeing at Fort DeSoto Park made a new friend Wednesday morning when a manatee swam alongside their see-through canoes.

WATCH: Whale shark swims up to boat off Florida coast

According to the World Wildlife Federation, whale sharks are the largest shark and are protected from fishing in many countries these days, but are in decline in some areas.