Known as Ivan the Terrible, the infamous Russian ruler was notorious for his horrific acts of cruelty.
This cave and others like it could one day provide the perfect place to build a lunar settlement.
Scientists have developed a new type of spacesuit that can turn an astronaut's urine into clean, drinkable water.
Scientists have confirmed that the Earth's core has been behaving in a rather unexpected way.
Scientists have identified a type of desert moss that can survive in the most extreme conditions imaginable.
Scientists have been investigating what brought about the ultimate demise of the last remaining mammoths.
Scientists have come up with another possible way to look for intelligent alien civilizations: failing warp drives.
If an alien civilization has terraformed the atmosphere of a distant planet, we may be able to find it.
A team of scientists conducting research on the infamous prison island recently got more than they bargained for.
Capable of producing a cheesy grin, this extremely creepy creation could be the first step toward life-like robots.
Scientists discovered that this piranha-like fish had been masquerading as another species for years.
Scientists have suggested that subterranean lava tubes on Mars could be home to primitive alien life forms.
Developed by Alan Turing, the test can only be passed by an AI that is indistinguishable from a human being.
Detecting underwater acoustic signals could provide scientists with new insights into plane crashes.
Scientists now believe that elephants, like humans, have assigned names that they use when calling one another.
This undecipherable inscription written in an unknown language and writing system has puzzled experts for centuries.
An 'out there' new study has put forward the notion that UFOs are piloted by secretive, highly advanced Earth-based beings.
The unexplained behavior has resulted in more than 700 cases of killer whales attacking and damaging boats.
Are we alone in the universe ? Scientists have taken another stab at finding out how common civilizations might be.
For years, scientists have struggled to find a single, universal theory that links together all aspects of the universe.