This 'fish doorbell' cam from the Netherlands is attracting millions

The Dutch city of Utrecht has installed a “fish doorbell” that lets online viewers alert officials when fish are stuck at a lock, helping them migrate to spawning grounds. The livestream project has drawn millions of viewers worldwide.

Watch: Snowboarder outruns avalanche on Mount Washington

Footage from an observatory captures the snowboarder's near encounter with the avalanche in New Hampshire.

Alaska’s Mount Spurr could erupt in weeks, scientists warn

Scientists warn that Alaska’s Mount Spurr is showing signs of increased activity and could erupt in the coming weeks or months. An eruption could lead to widespread ashfall in Anchorage and surrounding areas, potentially disrupting flights at one of the world’s busiest cargo airports.

Billions of buzzing cicadas will emerge across multiple states this spring

The last time this brood of cicadas saw the sun, President George W. Bush was nearing the end of his presidency and Apple was about to launch the App Store.

These cities are most likely to see an explosion in disease-spreading pests: study

Ticks, mosquitoes, cockroaches and rodents pose serious health risks, experts say. Here’s where you’re most likely to see pest problems in coming months.

Stunning video shows inside of shark's mouth as it chews on diver's camera

Divers off the Bahamas were treated to an up-close view of the inside of a shark’s mouth when the shark swallowed a camera, providing stunning video.

Alaska’s Mount Spurr being closely watched for signs of an explosive eruption

Mount Spurr is part of the Ring of Fire, located in southern Alaska. The mountain is a stratovolcano, which means it has steep slopes and is known for its explosive eruptions. The last major eruption occurred in 1992, which caused a significant disruption in air travel across the Pacific Ocean.

See the rare ‘doomsday’ fish that washed up in Mexico

A rare oarfish, often called the "doomsday fish," was spotted in Mexico—just days after another deep-sea creature, a deep-sea anglerfish, made a rare appearance in daylight.

Watch: Kayaker gets swallowed by whale – briefly

A kayaker thought he was dead after being briefly swallowed by a humpback whale. His father caught the biblical moment on camera.

‘F--- this!’ Terrified kayaker stalked by great white shark

A kayaker captured the terrifying minutes that he was stalked by a great white shark. “F—, how do I get him to leave me alone? Please leave me alone, bro."

Watch: Deep-sea anglerfish’s rare swim in shallow waters

The scary-looking fish is usually to be found more than a mile below the surface, where little to no light penetrates.