Something anomalous is thought to be frequenting our oceans and we still have no idea exactly what it could be.
The spacecraft will be trying to answer some of the most critical questions about Europa and its subsurface ocean.
Captivating footage captured during a deep-sea expedition shows a very unusual-looking creature.
Something in the ocean's deepest recesses is making a mysterious noise and now we know what it is.
India's Chandrayaan-3 mission has found evidence to support the idea that the lunar surface was once entirely molten.
The historic vessel was used during famed polar explorer Ernest Shackleton's last voyage to the Antarctic.
Detecting underwater acoustic signals could provide scientists with new insights into plane crashes.
This alien-like fish, which typically lives 3,000ft beneath the surface of the ocean, is a very unusual find.
The phenomenon, which was visible over the ocean, occurs under very specific atmospheric conditions.
Saturn's icy moon is thought to be home to an ocean of liquid water, meaning that it might also be home to alien life.
The former Fox News host also claimed that there are UFO bases both underground and under the ocean.
A research team studying bioluminescence came across this perplexing anomaly in the Gulf of Mexico.
A strange and rarely seen type of sea creature has been appearing more and more frequently along the coastline.
Scientists have started analyzing the material samples returned to Earth by the OSIRIS-REx asteroid mission.
The discovery provides further proof of life's ability to thrive in extremely deep, high-pressure environments.
For centuries, rogue waves were thought to be little more than myth, but that all changed three decades ago.
Scientists have identified a virus that lives in the sediment some 8,900 meters beneath the surface of the ocean.
UFOs are typically observed in the sky, but there have also been numerous sightings of objects emerging from beneath the waves.
Planetary scientist Prof Monica Grady examines Loeb's claims concerning spherical metallic fragments found on the ocean floor.
The man had been attempting to run across the entire Atlantic Ocean using a crude hamster wheel contraption.