A 600-mile-long coral reef at the mouth of the Amazon river has taken scientists completely by surprise.
Strange footage has emerged online this week of a large, dark shape surfacing in the River Thames.
Isle of Wight residents were left perplexed earlier this month by a dinosaur in the middle of the road.
Geoscientist Andres Ruzo first heard about the river as a child and spent years trying to locate it.
Several cab drivers have reported having strange experiences in the area hit by the 2011 tsunami.
A bus driver had been walking along the street when a chunk of rock fell from the sky and killed him.
One of Google's new autonomous vehicles was pulled over by the police in California for driving too slow.
Australian entrepreneur David Mayman took to the skies over the Hudson River in New York City last week.
Archaeologists believe that they may have discovered the remains of the city east of the Jordan River.
An image taken from the cab of a lorry shows what looks like a dark figure walking in to a tunnel.
A new species of titi monkey has been found along the remote Urubamba river in Amazonian Peru.
A sword found in Lincolsnhire's River Witham in 1825 bears a peculiar inscription that nobody can read.
Autonomous taxi cabs could replace conventional taxis on the nation's roads within as little as 15 years.
Dashcam footage shows a creepy figure walk out on to the road and lunge at a car as it passes by.
Prehistoric stone tools predating the human genus have been unearthed in a dried-up riverbed in Kenya.
In his spare time Shinjiro Kumagai dons a giant grasshopper outfit and helps hunt down drink-drivers.
Wildlife authorities in Australia have warned people not to release pet fish in to rivers and streams.
Researchers have warned that driverless cars may never be safer on the road than a human driver.
A region at the mouth of a river in Venezuela sees more lightning strikes than anywhere else on Earth.
A driver and his passenger mysteriously vanished for several hours and had no memory of what happened.