Envy vs jealousy, disease vs illness These are just three examples of psychological terms that are commonly assumed to be similar, if not identical, but which actually refer to very different concepts.
A fearless myth-slayer, one physics professor has driven a scientific state into the heart of ghost, vampire and zombie myths.
Lava lamps were all the rage in the 1960s - the perfect time to debut something that created such a surreal-looking landscape. Here's how they work.
Single nucleotide polymorphisms (SNPs) are the most common types of genetic variation among people.
After evolving from horses some two million years ago, zebras earned their stripes. But why? A team of scientists has found part of the answer.
Many women and men have realized their dreams of flying in space. They all began by submitting an application to become an astronaut. Here's how.
Researchers have discovered that arachnophobes tend to overestimate spider size when they see an eight-legged creepy-crawly.
There really was a giant, flightless bird - Gastornis - with a head the size of a horse's wandering the high Arctic some 53 million years ago.
For years, the spinning dancer optical illusion has been making the rounds - but what is it really about?
Do naps prevent burnout? Evidence is mounting that sleep may enhance information processing and learning, and can ease irritation and frustration.
A research team has discovered an invisible shield in space, some 7,200 miles above Earth, that blocks killer electrons.
Here are 12 different images of black holes that powerfully demonstrate just how energetic and amazing our universe can be.
The perks that come with spending days without gravity are out of this world! Here are a few things astronauts enjoy about living in space.
Quilting blocks aligned to create an out-of-this-world star quilt that pulled together the talents of an astronaut and crafters from all over earth.
Are there any differences between crocodiles and alligators, or are they just different names for the same thing?
Research suggests that ancient Earth might have had an extraterrestrial supply of vitamin B3 delivered by carbon-rich meteorites.
The next time someone accuses you of making an irrational decision, just explain that, hey - you’re simply obeying the laws of quantum physics.
Behold some amazing views of the sun as you've never seen it before before - with tendrils and flares, storms and explosions.
Scientists have identified a DNA-based biological clock that provides vital clues about how long a person is likely to live.
NASA's Kepler mission has confirmed the first near-Earth-like planet in the 'habitable zone' around a sun-like star.
A statement made by Neil deGrasse Tyson, released after NASA debuted a new image of Earth on the 46th anniversary of the 1969 moon walk.
After a decade-long journey, NASA's New Horizons spacecraft made its closest approach to Pluto on July 14, 2015. Here's one of its amazing photographs.
The Big Rip is predicated on a type of phantom dark energy that gets stronger over time, and in in 22 billion years, material objects will fall apart.
There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence.